OT-2026-000054728
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000054728) never changes.
Identity and time
| Publication number | OT-2026-000054728 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1284-71f5-a21a-017579e49de3 · 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-2026-000054728 |
| Status | PUBLIC |
Content hashes
| Canonical text | 243a167a2cf9b15c179c54696164b17d2ebcd8403ce60af65cd85b5e63e45c8b |
|---|---|
| Markdown | f5fef141c6e95499923611743331f8cdb36b44f7a2ee46cd9f2960eec771ccd1 |
| Publication page | 9e6504c626a4ab33fdaac597246359d232ef7307036225eecdab0a242dd8a6b2 |
| Manifest | c679d2af648b03d42b09b43142eaf7005e6ee95bbb7652e646173a7514de95bb |
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 | CAucoWtfVkNX+zrvemTWZaYYgNvgZcMRBknq7wTYDKG/K2u7qJJXzN747Os6iNVBYPG/XOJ/6UNWkYyRijNMDA== |
| 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
| 2026-09-17T10:53:47.131002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054728observed 9e6504c626a4ab33fdaac597246359d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:47.107985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054728/manifest.jsonobserved c679d2af648b03d42b09b43142eaf700...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:47.084759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054728/publication.mdobserved f5fef141c6e95499923611743331f8cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:47.041744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054728/publication.txtobserved 243a167a2cf9b15c179c54696164b17d...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. |
|---|