OT-2026-000050730
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, vented before set-down
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-2026-000050730) never changes.
Identity and time
| Publication number | OT-2026-000050730 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b1-7e4a-9abb-90dbd1050422 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050730 |
| Status | PUBLIC |
Content hashes
| Canonical text | c624206f9d88bf61ff4f02747fda2cd2fccf4610a2d954428c52e399683de91c |
|---|---|
| Markdown | c46b335b657018eab1d62a5bd5ad5040730d62033c93bb22dcaf984b7bb7b4e6 |
| Publication page | 16ec5fc584e145f33ff1f41f4e1d9cd73731317a6e87e326be4ade84b5b7edaf |
| Manifest | f5691f485d88ee7a18501f6a2915f068ad41a812390e97dd8aba20eeca3bf97e |
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 | gujkguTLv36nE/iA1T2ppAIj18sxH+nnDOsgHRtl7yAZPMCvdaDBmZ/cMOCyjAFD6wWaCFwWjLohyOgCkVJ4CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:00:05.959623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050730observed 16ec5fc584e145f33ff1f41f4e1d9cd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:05.939171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050730/manifest.jsonobserved f5691f485d88ee7a18501f6a2915f068...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.919027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050730observed 16ec5fc584e145f33ff1f41f4e1d9cd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.916738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050730/publication.mdobserved c46b335b657018eab1d62a5bd5ad5040...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.900601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050730/manifest.jsonobserved f5691f485d88ee7a18501f6a2915f068...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.895438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050730/publication.txtobserved c624206f9d88bf61ff4f02747fda2cd2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.883744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050730/publication.mdobserved c46b335b657018eab1d62a5bd5ad5040...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.866853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050730/publication.txtobserved c624206f9d88bf61ff4f02747fda2cd2...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. |
|---|