OT-2026-000054178
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000054178) never changes.
Identity and time
| Publication number | OT-2026-000054178 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-7695-91ba-117a193a90df · 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-2026-000054178 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6b57fafec2a71586dcb1f396e7f81943c2bfa5129e08469ad14bcc7b38535448 |
|---|---|
| Markdown | 16160ce5c46f0d09f4d23c1010600f7319bbaf7ca07d6a68cbe829f496ba34c0 |
| Publication page | 535cad6e8fcd1c1b56fd8dc27d051fda684daa5d0ac9de50f6ae0d6af3ab195e |
| Manifest | 92651659a12f6b0453faa8bba6af051aee040d274125a5e7f65c52c8035f0939 |
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 | U4K4NJBcNPTVfJh2IoWksYbk9a5ANgaTu2oAhVqXmrJILKIMBfqtByBEYfhwF9vWmldph66YMna/SAHN0RsvCQ== |
| 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
| 2026-09-17T10:54:34.583097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054178observed 535cad6e8fcd1c1b56fd8dc27d051fda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:34.564003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054178/manifest.jsonobserved 92651659a12f6b0453faa8bba6af051a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:34.544806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054178/publication.mdobserved 16160ce5c46f0d09f4d23c1010600f73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:34.527168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054178/publication.txtobserved 6b57fafec2a71586dcb1f396e7f81943...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. |
|---|