OT-2026-000053979
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000053979) never changes.
Identity and time
| Publication number | OT-2026-000053979 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a7-796c-aba1-971abdf57698 · 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-2026-000053979 |
| Status | PUBLIC |
Content hashes
| Canonical text | da3015ef49bf2fbc0eee93e7e9b8db1b6570550d42da0cdc2ae45049c3625f7e |
|---|---|
| Markdown | 7e8819145006cfe9a7c523ee1ef1f20ccb499ee86ea79485ad0df11a66c264b6 |
| Publication page | 1795004a975cd0f6ba4ea179e5c456875088b727f1d8b603696f7bb3cd11f0b5 |
| Manifest | d9c2f4d18d6f276c060a1b999fe651a48c5441c4d8075e2073f372565e605225 |
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 | P2BayipyoUFnSEm2m1RcKAWWlItXQLglIL4fzU3QggPa7hNBVmMhyJqu59gofdW1vmb3mwdJuOwqx4lZDjeiAg== |
| 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
| 2026-09-17T10:54:16.744842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053979observed 1795004a975cd0f6ba4ea179e5c45687...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:16.718555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053979/manifest.jsonobserved d9c2f4d18d6f276c060a1b999fe651a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:16.691869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053979/publication.mdobserved 7e8819145006cfe9a7c523ee1ef1f20c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:16.667280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053979/publication.txtobserved da3015ef49bf2fbc0eee93e7e9b8db1b...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. |
|---|