OT-2026-000065402
Publication integrity record
Foam pad vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000065402) never changes.
Identity and time
| Publication number | OT-2026-000065402 · never reused |
|---|---|
| Internal UUID | 01a0ae8e-46f8-7fbf-9a9f-85a23d487f04 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:49:15.018480Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000065402 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4e1cd36230adceaf40217f0aad02a803bddc29a4a109f44fdfce26636cfb10d |
|---|---|
| Markdown | ef42476b6b837904a77c435ae7066896ea03a2edbfa60a8781c023ee0b9c7713 |
| Publication page | 53c68fff1b8393fe499d795315a2da5ecc4a64dd61a748d54da2df2af94fcd43 |
| Manifest | db5d8fcfc12122e9c583d2623106b43ff989c072891530576d81b4709c13d99e |
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 | sBk3ttnVxvzyW7chGs6dSmk5JOzNzsV06BAq2valcqJOsqKYdpQEg/2NpoGOwheCvSen93pYiP3cD8lTmjo3Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-30T04:23:17.388938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000065402observed 53c68fff1b8393fe499d795315a2da5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-30T04:23:17.373385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000065402/manifest.jsonobserved db5d8fcfc12122e9c583d2623106b43f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:17.336817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000065402/publication.mdobserved ef42476b6b837904a77c435ae7066896...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:17.290370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000065402/publication.txtobserved a4e1cd36230adceaf40217f0aad02a80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-16T16:41:11.195159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000065402observed 53c68fff1b8393fe499d795315a2da5e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T16:41:10.998839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000065402/manifest.jsonobserved db5d8fcfc12122e9c583d2623106b43f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T16:41:10.864759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000065402/publication.mdobserved ef42476b6b837904a77c435ae7066896...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T16:41:10.630764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000065402/publication.txtobserved a4e1cd36230adceaf40217f0aad02a80...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|