OT-2026-000054775
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed 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-2026-000054775) never changes.
Identity and time
| Publication number | OT-2026-000054775 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-7dd5-ae07-1b436e74eb64 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054775 |
| Status | PUBLIC |
Content hashes
| Canonical text | 490f324bd37ebe3a8178f02fc176446bf027c4aed4774fbbf043a8160457871d |
|---|---|
| Markdown | a4dd79f96c2116098650a157f9eec59bd4245279738750af41de21513d9ada32 |
| Publication page | 74eb97993357136643472c0d3de8e522695ae964f2532d820fa07e508717aa23 |
| Manifest | da458e74d9e1356d9069fc90499945883908ec132b189df6700d943c4ed77a4a |
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 | Q3T6O82ZeB2vKUGgqPyLgVjNz5DNf6RM2hVNsepxO3b9+nA9RMyll36QBRiU9ybBjrERscn+XwPZT8ADIHa1DA== |
| 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
| 2026-09-17T10:53:58.223624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054775observed 74eb97993357136643472c0d3de8e522...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:58.205600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054775/manifest.jsonobserved da458e74d9e1356d9069fc9049994588...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:58.186514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054775/publication.mdobserved a4dd79f96c2116098650a157f9eec59b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:58.167292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054775/publication.txtobserved 490f324bd37ebe3a8178f02fc176446b...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. |
|---|