OT-2026-000056564
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, sustained 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-2026-000056564) never changes.
Identity and time
| Publication number | OT-2026-000056564 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af5-7581-915e-d52399e49763 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056564 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef328385bfb02226e9fdd2b1e3249399b8bf9b647acecd81e1b8a84661fc6ef5 |
|---|---|
| Markdown | e379698561525744789c2f721782752332950f8ca2542a0ac398be25ddc54b99 |
| Publication page | 85515b735595dbd1ad262a3afccee8e063989d231212f4e4109f2b31eda1b285 |
| Manifest | 4ddb76aaf6d56f8b697a1ed15451f7030a2bab8ecea3d703a5d94bb1561b5ab4 |
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 | xjJYS6UIxuW0x7GR450Mt+b4jNzJvjDbUkGr7Ydtuud/ocwIPbnZA52ZHByfZ5yKtDPgae7LslUisy15HPebCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:49:54.116005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056564observed 85515b735595dbd1ad262a3afccee8e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:54.096529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056564/manifest.jsonobserved 4ddb76aaf6d56f8b697a1ed15451f703...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:54.077194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056564/publication.mdobserved e379698561525744789c2f7217827523...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:54.059334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056564/publication.txtobserved ef328385bfb02226e9fdd2b1e3249399...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|