OT-2026-000057249
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057249) never changes.
Identity and time
| Publication number | OT-2026-000057249 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bb-7975-a65f-9d34f07f229f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057249 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3af73b050d32912495f3fe7c10373e1aaefbaca5952d5ca878883640b0f3d1ea |
|---|---|
| Markdown | c67c1e733caf57b80c37eafa32fb4579dd8069d61603b0950f185c75c0cecde5 |
| Publication page | b17a5ec67b1c065801ba1b9ba03e1c1401e6e77f1503bb4c7cb5b79590bfc33b |
| Manifest | 461c64df1f14fe113987b8db21a65d5a9c35b49304b1106895ae3afd20e0e08c |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 72+ddHeDQi4fE/qiBCNcTEBA8BrxIorBI2lXOu9QnlboDNC3/IY8QUpNoCwCCf6qs8ipu63ER+UvDoCA7I0TAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:19.011055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057249observed b17a5ec67b1c065801ba1b9ba03e1c14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:18.988760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057249/manifest.jsonobserved 461c64df1f14fe113987b8db21a65d5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:18.947673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057249/publication.mdobserved c67c1e733caf57b80c37eafa32fb4579...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:18.929183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057249/publication.txtobserved 3af73b050d32912495f3fe7c10373e1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:24.586323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057249observed b17a5ec67b1c065801ba1b9ba03e1c14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:24.568878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057249/manifest.jsonobserved 461c64df1f14fe113987b8db21a65d5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:24.552081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057249/publication.mdobserved c67c1e733caf57b80c37eafa32fb4579...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:24.534603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057249/publication.txtobserved 3af73b050d32912495f3fe7c10373e1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|