OT-2026-000054043
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump 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-2026-000054043) never changes.
Identity and time
| Publication number | OT-2026-000054043 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a7-71c9-bfd1-9dd4001689f8 · 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-2026-000054043 |
| Status | PUBLIC |
Content hashes
| Canonical text | 94aededc2c57ee1ccd53a243ba2eeb61d5e773137b9d08ddafac5dbb9485011e |
|---|---|
| Markdown | e60aa0656b163f794aea6bdf1721469f4d5b01485ac558d2d7ce4d5e9cfe2b8a |
| Publication page | 1d8b496c5a1ec795251c539f3f1ac7e743d9a59047ada6bdc998542b29fec73c |
| Manifest | 8082a83ccbc5e269c39634d80cba92215e8c7941c60910a61a5232d7340b310f |
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 | gz2JGcPFtWyFxE4ZqRQSxQ4ewXyHeKJisgUMyhSqFRgCY8V/QKsOzkDaAbjblPIrSjhoQRUdNfxNcQCfkoUMDQ== |
| 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
| 2026-09-17T10:54:24.662736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054043observed 1d8b496c5a1ec795251c539f3f1ac7e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:24.645404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054043/manifest.jsonobserved 8082a83ccbc5e269c39634d80cba9221...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:24.627456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054043/publication.mdobserved e60aa0656b163f794aea6bdf1721469f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:24.608247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054043/publication.txtobserved 94aededc2c57ee1ccd53a243ba2eeb61...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. |
|---|