OT-2026-000080701
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000080701) never changes.
Identity and time
| Publication number | OT-2026-000080701 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b973-766e-ab48-3ac945bd7880 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080701 |
| Status | PUBLIC |
Content hashes
| Canonical text | ed9e9aa08ddc1a42a723b7257cc85ad6142e0855c7d409d0a4dbdec2043eae06 |
|---|---|
| Markdown | bf1c4d7ad5f965cd11877f6ee6dfe52526f1f9aefa36cb157b09ab976bc1fd4b |
| Publication page | aa5b2897bf7ede1943daa8317916ad1fcdfe3ef0bbd65770d6ded40b7ed690e6 |
| Manifest | faba9f4ea124534b5ffd42f93e19953f08f1e537469f48abfaea3f03980676bf |
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 | hsixzcUwHs7TN8DbWt15LyqDAhv6+ES7OFMv+KCmfbfqT1CKVhuGPOjNpqXCX7OszNStf5JIV+Mo9T1gU7bYCQ== |
| 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
| 2026-10-01T16:41:48.908917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080701observed aa5b2897bf7ede1943daa8317916ad1f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-01T16:41:48.783711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080701/manifest.jsonobserved faba9f4ea124534b5ffd42f93e19953f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T16:41:48.669427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080701/publication.mdobserved bf1c4d7ad5f965cd11877f6ee6dfe525...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T16:41:48.523107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080701/publication.txtobserved ed9e9aa08ddc1a42a723b7257cc85ad6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T00:41:46.686709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080701observed aa5b2897bf7ede1943daa8317916ad1f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T00:41:46.634588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080701/manifest.jsonobserved faba9f4ea124534b5ffd42f93e19953f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T00:41:46.535797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080701/publication.mdobserved bf1c4d7ad5f965cd11877f6ee6dfe525...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T00:41:46.343574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080701/publication.txtobserved ed9e9aa08ddc1a42a723b7257cc85ad6...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 |
|---|