OT-2026-000029496
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000029496) never changes.
Identity and time
| Publication number | OT-2026-000029496 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-7a1a-9898-ef6cea79d06f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029496 |
| Status | PUBLIC |
Content hashes
| Canonical text | ffef34df92f0da7b3af0976ca39e2f21def404c3b30c50b6aec9026cf372a1ef |
|---|---|
| Markdown | 832829059492dc23540af8f33abbd43f87b6ee5caab947df8ea4253feecb51fa |
| Publication page | 5dd7e3e08947cb5e143406055fef7d4064befd83f6ed2aa48873f3bca9f035e4 |
| Manifest | 91c417f9fe88f350ebbe0ada06b4f137708451ceaee8e25d937a0c887b0b1cdd |
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 | ceOEDmk7Yox2HgpB6kkcTNdrZjq09BkoUDZu+TkrsdZhPtpeq5Fl7mu1PgtcRmroLFtkLFVaYSaxe8ZP4um+Dw== |
| 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
| 2026-09-17T11:39:07.542272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029496observed 5dd7e3e08947cb5e143406055fef7d40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:07.525723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029496/manifest.jsonobserved 91c417f9fe88f350ebbe0ada06b4f137...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:07.508477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029496/publication.mdobserved 832829059492dc23540af8f33abbd43f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:07.491232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029496/publication.txtobserved ffef34df92f0da7b3af0976ca39e2f21...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. |
|---|