OT-2026-000009087
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000009087) never changes.
Identity and time
| Publication number | OT-2026-000009087 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-31b8-75a3-a493-60b6b7571fef · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:55.823363Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009087 |
| Status | PUBLIC |
Content hashes
| Canonical text | afa15bcdddd90366d9138e7876f56414067fcc974c61c9a88ba2d49a87823b72 |
|---|---|
| Markdown | ecce3bbec339967942c43062faa5d2df2ad50cf87063ada14488e84a149c5e1f |
| Publication page | 6ece492e68252339b1471062833755e75b7b25943921df092ce71c472cd464e7 |
| Manifest | 199f5ce0b047308aa25233d8a7dbf2b50ff74b069b0c8b6df2c9ef39aebff7a3 |
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 | EBDd7KbKfSMUZPiSWUbp2XMZ6Ra3eEfmPOZh+s8Onkm9mWYF1DyNS8YFfXLWbFmZdMZbca6jtW5RtPTs+3mECQ== |
| 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
| 2026-10-09T04:23:17.587207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009087observed 6ece492e68252339b1471062833755e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-09T04:23:17.569935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009087/manifest.jsonobserved 199f5ce0b047308aa25233d8a7dbf2b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-09T04:23:17.531559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009087/publication.mdobserved ecce3bbec339967942c43062faa5d2df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-09T04:23:17.504460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009087/publication.txtobserved afa15bcdddd90366d9138e7876f56414...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-30T12:41:45.929259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009087observed 6ece492e68252339b1471062833755e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T12:41:45.843055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009087/manifest.jsonobserved 199f5ce0b047308aa25233d8a7dbf2b5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T12:41:45.728138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009087/publication.mdobserved ecce3bbec339967942c43062faa5d2df...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T12:41:45.655780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009087/publication.txtobserved afa15bcdddd90366d9138e7876f56414...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 |
|---|