OT-2026-000007892
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, vented 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-2026-000007892) never changes.
Identity and time
| Publication number | OT-2026-000007892 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908a-7989-a513-a74a5fb746b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007892 |
| Status | PUBLIC |
Content hashes
| Canonical text | 93df2e4ee0bfb1b256d9bd6ef71e717cf48e40e53102fd03dd2a5cf6cffa2c07 |
|---|---|
| Markdown | 2566c2bf4f02140961e4e1b3b534e83c229ddeda63d0b0beb415957efb584007 |
| Publication page | 26aeb6fb5d1f6981756f4535f7c3a9bc3d79fa104be2ca6024d18a0ea1dee9b7 |
| Manifest | b1a5a0867f2b9ebcb148328055961de474e4e28a9dd090d209f31932c16d075d |
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 | I2cNOMJdBIpmq6PzT4wZm5ABk7OjL2sM+cU/NaxfJSkLvKkPbHbPbTdOgp2hRC8VISX0WCHYN06eAow6NLHzDg== |
| 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
| 2026-10-01T20:41:23.663626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007892observed 26aeb6fb5d1f6981756f4535f7c3a9bc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-01T20:41:23.601698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007892/manifest.jsonobserved b1a5a0867f2b9ebcb148328055961de4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T20:41:23.531459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007892/publication.mdobserved 2566c2bf4f02140961e4e1b3b534e83c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T20:41:23.433658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007892/publication.txtobserved 93df2e4ee0bfb1b256d9bd6ef71e717c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:21.163223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007892observed 26aeb6fb5d1f6981756f4535f7c3a9bc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:21.081287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007892/manifest.jsonobserved b1a5a0867f2b9ebcb148328055961de4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:20.948929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007892/publication.mdobserved 2566c2bf4f02140961e4e1b3b534e83c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:20.808657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007892/publication.txtobserved 93df2e4ee0bfb1b256d9bd6ef71e717c...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 |
|---|