OT-2026-000036916
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000036916) never changes.
Identity and time
| Publication number | OT-2026-000036916 · never reused |
|---|---|
| Internal UUID | 01a0ae77-773f-7611-820c-d2860f3a4a08 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:20.049316Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000036916 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8478bce7ac538f15415bf56a7af6853ca8ad798dee474f1fcf9e93142600d603 |
|---|---|
| Markdown | 886f55a4a5304b8c61b5e7c07904d97d09d7450abe093072bb168ea893e070df |
| Publication page | 385c1de827582be24e3a33a52c57c4e843ed534c7e74a56b527f551ee18fcf18 |
| Manifest | d4619ecc194af8b03aa087793e7cd0d7579621442f0a72a49bc40d463ff9546a |
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 | JDdb2S8rXbNARxz1EzuGZnFEZaJorg8A11+en7BunZPBS0a/rhT+bzBFPW86jSw+aqJBgY+z6azY4oRyaq+bBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-31T04:41:33.392913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036916observed 385c1de827582be24e3a33a52c57c4e8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-31T04:41:33.325674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036916/manifest.jsonobserved d4619ecc194af8b03aa087793e7cd0d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T04:41:33.254227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036916/publication.mdobserved 886f55a4a5304b8c61b5e7c07904d97d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T04:41:33.171387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036916/publication.txtobserved 8478bce7ac538f15415bf56a7af6853c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:28.466429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036916observed 385c1de827582be24e3a33a52c57c4e8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:28.395826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036916/manifest.jsonobserved d4619ecc194af8b03aa087793e7cd0d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:28.302018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036916/publication.mdobserved 886f55a4a5304b8c61b5e7c07904d97d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:28.196855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036916/publication.txtobserved 8478bce7ac538f15415bf56a7af6853c...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 |
|---|