OT-2026-000028393
Publication integrity record
Four 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-2026-000028393) never changes.
Identity and time
| Publication number | OT-2026-000028393 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7337-a381-a42bc3d0393d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028393 |
| Status | PUBLIC |
Content hashes
| Canonical text | f6c364366f8bae1db3db598ef62b341a76938f5d7ffd96fc231f66f4ac1daa8c |
|---|---|
| Markdown | 90c790b76964ffba63064877f3dc9ea897361773cc021d390af20e1f35ca9f0a |
| Publication page | deefe6d1a3b7260947b0aade536a54c7fe3adc1cc0bb23687e41050d361dc8be |
| Manifest | acae9cdf23abeed16a3eec33a38ae92bc75dd15ac746341e0b251d05f3f6ec2f |
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 | USlrJKlryqrSO3Wa8GYVSosUq0BekKT2cH1+v/tpxLy0TzFDbXC6ncSUNcYPozGt4o/FsaTnAbQWTVsSuKt8DQ== |
| 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
| 2026-09-17T11:40:31.188798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028393observed deefe6d1a3b7260947b0aade536a54c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:31.168899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028393/manifest.jsonobserved acae9cdf23abeed16a3eec33a38ae92b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.150171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028393/publication.mdobserved 90c790b76964ffba63064877f3dc9ea8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.133107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028393/publication.txtobserved f6c364366f8bae1db3db598ef62b341a...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. |
|---|