OT-2026-000054257
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000054257) never changes.
Identity and time
| Publication number | OT-2026-000054257 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-75a6-a196-90f13d8c4a99 · 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-2026-000054257 |
| Status | PUBLIC |
Content hashes
| Canonical text | aad5f9f216e08014ecb490cc819c32ce04de20a54966b707a850e68d784f050c |
|---|---|
| Markdown | c9b39702456db5538ae23feeb6a5ef5eaa882c5a52a2fa82650846e1b67bdd59 |
| Publication page | 390454c037817badfb450e68aafcdf8cf276e84ace1ff56cdf77436869c140e7 |
| Manifest | fbabad73b5c8f50efc60413adf1a3b067382f1ae876d5398b94aaf4d4414b1d7 |
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 | W9feY99b4krwE3WDpS4sJWcD2MyxDDpFTGir9sHslOoZ6K4TuorpoCyqMsfbWXxoRhEAzzELkd86jW8V0AyUBg== |
| 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
| 2026-09-17T10:54:44.760962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054257observed 390454c037817badfb450e68aafcdf8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:44.739963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054257/manifest.jsonobserved fbabad73b5c8f50efc60413adf1a3b06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:44.718133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054257/publication.mdobserved c9b39702456db5538ae23feeb6a5ef5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:44.696539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054257/publication.txtobserved aad5f9f216e08014ecb490cc819c32ce...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. |
|---|