OT-2026-000083575
Publication integrity record
Four cup vacuum gripper, four zone face, three stage ejector, sustained blow-off 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-2026-000083575) never changes.
Identity and time
| Publication number | OT-2026-000083575 · never reused |
|---|---|
| Internal UUID | 01a0ae98-0415-7def-9384-f859bb371f04 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:53.320528Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083575 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7219b28ebc07f52151fbf05808d95b58ab38d3dbb6f19cf132e0f6ad26c8c493 |
|---|---|
| Markdown | 303d65f4457b6126034558efda10454adcc39037ff1ae9083a16cb333c4ac7d7 |
| Publication page | a93ae010512cd6c67d658f565f7f19401a81345d0269de5b8bf1b447d7c1a35c |
| Manifest | 2f76723ee48e5549859e40cd5af5dc5365be1fb0b14bbdd7b98f213ee28c709a |
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 | QplqZvhETs771x+rX7Vtu0PUX4n1BBS2/MFP+608BXVMxM9/vIjlWwy+j89Eza2fAfaGUSgVwbVaQGgQn0LLCw== |
| 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
| 2026-10-27T00:41:33.951292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083575observed a93ae010512cd6c67d658f565f7f1940...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-27T00:41:33.884430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083575/manifest.jsonobserved 2f76723ee48e5549859e40cd5af5dc53...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T00:41:33.793664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083575/publication.mdobserved 303d65f4457b6126034558efda10454a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T00:41:33.674945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083575/publication.txtobserved 7219b28ebc07f52151fbf05808d95b58...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:41:51.975537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083575observed a93ae010512cd6c67d658f565f7f1940...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:41:51.876344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083575/manifest.jsonobserved 2f76723ee48e5549859e40cd5af5dc53...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:41:51.806846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083575/publication.mdobserved 303d65f4457b6126034558efda10454a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:41:51.691216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083575/publication.txtobserved 7219b28ebc07f52151fbf05808d95b58...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 |
|---|