OT-2026-000009512
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, vented after 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-2026-000009512) never changes.
Identity and time
| Publication number | OT-2026-000009512 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-7562-78b2-ac6a-494fb7ef73d6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:13.151287Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009512 |
| Status | PUBLIC |
Content hashes
| Canonical text | 78ecb83e01a0eaad5160cf911a604e5d4780f03173937f6836e417d5a64078d4 |
|---|---|
| Markdown | c677b7af59c2bec2149e992ba60f9dea9ce5afd8079785dcd216e361139f768a |
| Publication page | eb7bd1cd8d5c5acf1265d6ee4b353bcf4e9b38185c3b7997d023629ea8efbee3 |
| Manifest | 6d7b2d4067390d42deaedef8b76bf64495d8e35743465ac292519db3458e6a36 |
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 | N/E69/bzAtpYiDgRARyK0JbY/LIj2rCf4wrNMDPmfBp4yhCYjFU0wi2425DmVi34/OrqqvMnWUZ6XEM6o1JIBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:16:55.432125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009512observed eb7bd1cd8d5c5acf1265d6ee4b353bcf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:16:55.414124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009512/manifest.jsonobserved 6d7b2d4067390d42deaedef8b76bf644...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:55.395351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009512/publication.mdobserved c677b7af59c2bec2149e992ba60f9dea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:55.352704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009512/publication.txtobserved 78ecb83e01a0eaad5160cf911a604e5d...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. |
|---|