OT-2026-000062726
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000062726) never changes.
Identity and time
| Publication number | OT-2026-000062726 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-6389-7b71-bc14-97f928d039a1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:47:11.271900Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062726 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9d20a663c3a5821963e326479a455284d9bb91ad0d78960c47e9c3a91880501 |
|---|---|
| Markdown | 8cd341bf68ffad5e568bbfda4f164fb1a85b261443d30a0a4a3db6c5f5274939 |
| Publication page | 7d6bbdc153439b29885f0a48cb7869d7a8e33b8a551eefba6c86af5e4da753ac |
| Manifest | 980d3dcc2646cba655f1fa5efd5936da56851ebbb7d92c84d8a3718ae7e32812 |
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 | PJwMWeF16BUXEOtk/KFoLwbO1XfSRrhNPY7aPpgokthry6vMyvbKDycYZymhg1inIncwTy8+sJMoJDGGwhpbAg== |
| 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
| 2026-11-01T12:41:42.845870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062726observed 7d6bbdc153439b29885f0a48cb7869d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-01T12:41:42.767251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062726/manifest.jsonobserved 980d3dcc2646cba655f1fa5efd5936da...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T12:41:42.693745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062726/publication.mdobserved 8cd341bf68ffad5e568bbfda4f164fb1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T12:41:42.614472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062726/publication.txtobserved e9d20a663c3a5821963e326479a45528...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T08:41:45.447393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062726observed 7d6bbdc153439b29885f0a48cb7869d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T08:41:45.399228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062726/manifest.jsonobserved 980d3dcc2646cba655f1fa5efd5936da...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T08:41:45.350207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062726/publication.mdobserved 8cd341bf68ffad5e568bbfda4f164fb1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T08:41:45.263877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062726/publication.txtobserved e9d20a663c3a5821963e326479a45528...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 |
|---|