OT-2026-000004805
Publication integrity record
Bellows cup vacuum gripper, per zone isolation, four outlet manifold, ejector fed, pressure verified
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-2026-000004805) never changes.
Identity and time
| Publication number | OT-2026-000004805 · never reused |
|---|---|
| Internal UUID | 01a0a923-e666-7862-abc1-0265784ce0c4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:34:57.385688Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004805 |
| Status | PUBLIC |
Content hashes
| Canonical text | b111df456087a31e4b3c88377a91d67d3af4c54c46d6e82c84f61e9256df6f63 |
|---|---|
| Markdown | f67e8b3aa390bdfe7d040d412dde557ef32cb892f8e9977a8cb9c79ec58d7220 |
| Publication page | f56171135f804b28ab68d47b06c316719808515fd048eaa1aabd152423cd6553 |
| Manifest | bbac1001fedf13a4370fa1f45e352fb78446052da8e85663ab3d6b3feb9951a3 |
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 | AJ0R3Z7rgtTIZTmOtLKWUQPFMEcXBn3OpX0G/+akUrTNSdIkVBEny4+yHMA1QPr8MijCZMddm3P4pRKdI+ivBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:17.172398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004805observed f56171135f804b28ab68d47b06c31671...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:17.159769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004805/manifest.jsonobserved bbac1001fedf13a4370fa1f45e352fb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:17.145857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004805/publication.mdobserved f67e8b3aa390bdfe7d040d412dde557e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:17.132671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004805/publication.txtobserved b111df456087a31e4b3c88377a91d67d...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. |
|---|