OT-2026-000072187
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, 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-2026-000072187) never changes.
Identity and time
| Publication number | OT-2026-000072187 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7019-9d32-ec327704b00d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072187 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5063ed0d49056f98b3182fbf85e4f9daa08e3effc341af6478196adee87e35af |
|---|---|
| Markdown | 0905ad150c02d5c1705ebfdd2b90408527adce94cb7e751fa08a1f2a9b8d3ba9 |
| Publication page | d11edef6388298a80a407c7efbece592157285220249420224760f42f0c605b3 |
| Manifest | e57d059d9a36ff30a91edf325a5ab41b3551cc4ca5ed56ed40fafd5bb3ae1161 |
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 | xrTrtjJHTvCvHO9ZKKRcSAPuhDgUfmbWMN90/AnRPuHVY84W5Gu88cMmdirfh3F/WISMsnh8pxsTz2jANmc5Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:17.204333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072187observed d11edef6388298a80a407c7efbece592...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:17.187800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072187/manifest.jsonobserved e57d059d9a36ff30a91edf325a5ab41b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:17.169830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072187/publication.mdobserved 0905ad150c02d5c1705ebfdd2b904085...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:17.152519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072187/publication.txtobserved 5063ed0d49056f98b3182fbf85e4f9da...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. |
|---|