OT-2026-000055478
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented before set-down
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-2026-000055478) never changes.
Identity and time
| Publication number | OT-2026-000055478 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-7068-8c19-0e1fc5b67c02 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055478 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ca5638cb42ccc0f32f758140c44cb0584629f14886990579999e39b38b34ec2 |
|---|---|
| Markdown | f32f6876c7cf1a77160d1320d3bda9d6702eff8820ad5bdc706d91276e40ffdc |
| Publication page | ecbd24849216d2cb5488b30f5cdba1a5aa8d3f5b98a60273ae41ec89decab9a3 |
| Manifest | f02c70c5ca9806f63de95816b5699955ae5763247afeb72e8c897157039fc15f |
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 | 9kTJ3OJtfAZSrgr+QxjnZHlBUK4I7c8KyP1QVvPMiOlfmM0JxYTv4VDn5G3RXKB6QKw70b+EoX6KTLAtOKdyAg== |
| 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
| 2026-09-17T10:52:08.558781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055478observed ecbd24849216d2cb5488b30f5cdba1a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:08.539742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055478/manifest.jsonobserved f02c70c5ca9806f63de95816b5699955...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:08.520903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055478/publication.mdobserved f32f6876c7cf1a77160d1320d3bda9d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:08.500875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055478/publication.txtobserved 6ca5638cb42ccc0f32f758140c44cb05...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. |
|---|