OT-2026-000054139
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000054139) never changes.
Identity and time
| Publication number | OT-2026-000054139 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-7b28-b36b-2e4eefb8f23a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054139 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9f04e75c721e6d5ae55cf0fe4f52581d1f0393cab41e1d46cd23c352fb7c2115 |
|---|---|
| Markdown | 9233f4e2ab19c41ff1d2024c5f02be1d49db7cadfeefd77851adc4a377196911 |
| Publication page | 607ebb2fa1f6225a64316491c7712301c2ed5c4a430ba1380ada7a4e8f2a5784 |
| Manifest | 8d36b05e3dd9f060fff3e302e8745ec4145983de24893e0543df3d101c4b4481 |
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 | YXfW9MRNV2l7Nxnn16vR8n+TeuhpZDbvNFAXFoJY2Be7Yx4btxbaG95JIbR/CdZCX0PZ5XpInm5RBq1XiLe3Cw== |
| 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
| 2026-09-17T10:54:34.293578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054139observed 607ebb2fa1f6225a64316491c7712301...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:34.277046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054139/manifest.jsonobserved 8d36b05e3dd9f060fff3e302e8745ec4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:34.260555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054139/publication.mdobserved 9233f4e2ab19c41ff1d2024c5f02be1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:34.243450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054139/publication.txtobserved 9f04e75c721e6d5ae55cf0fe4f52581d...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. |
|---|