OT-2026-000053897
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, supply line 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-2026-000053897) never changes.
Identity and time
| Publication number | OT-2026-000053897 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735e-7acc-91a5-825f517fad8b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053897 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86a19286f272ea4ff3681589eaafdcdf1c77df866b1c60ffbccbe54f954b8ac6 |
|---|---|
| Markdown | 12bef2266e8b2df7351f55b0ba7c2795703b350244598fcebf97c52c74700bd0 |
| Publication page | b981f6076ad20f06f4f358df1b1c7a431839405f2ed85548158443c79eec5329 |
| Manifest | d9b49b931f3e501a8de441eab789973e38120da5125e1fc658089032f4c9c23d |
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 | wwWd1VX4mrwdpZin1U7kQWkNj9QQwcigesLt4J9ZS3gd5/uni50SPI9leSD48wGQp1U70RXT/fnUw8qgOviVAQ== |
| 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
| 2026-09-17T08:40:44.985738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053897observed b981f6076ad20f06f4f358df1b1c7a43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:44.968410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053897/manifest.jsonobserved d9b49b931f3e501a8de441eab789973e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:44.825204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053897/publication.mdobserved 12bef2266e8b2df7351f55b0ba7c2795...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:44.806827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053897/publication.txtobserved 86a19286f272ea4ff3681589eaafdcdf...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. |
|---|