OT-2026-000056224
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off after set-down
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-2026-000056224) never changes.
Identity and time
| Publication number | OT-2026-000056224 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-79f5-a434-c48e92ee0230 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056224 |
| Status | PUBLIC |
Content hashes
| Canonical text | 14b879d31f5c1b71e07ef3a0fb3abdd3eb273cf45c729b7a08735478d9ee7ff0 |
|---|---|
| Markdown | 5eb7b20f6c663a4c5009b6f84b6dd0635ca42dc308db0da32b1a5105b913018e |
| Publication page | ac4f753fe79a31f1f6bbca212f75ae36b6e62e2c98345c4a8bcc2f576fbd3f46 |
| Manifest | b74659de22374b1556c3d1506e67052fcb28ccd70241f2f2c0c673c9e7d2128c |
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 | pOjakGdeW6wUyjiwDz22eJsIAih9f0LYLMmKrjySZNjobK8ZqgogNQjhbQ5Axef+iNDa9EbPMVQbtICA13t8Dg== |
| 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
| 2026-09-17T10:50:42.062463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056224observed ac4f753fe79a31f1f6bbca212f75ae36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:42.044531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056224/manifest.jsonobserved b74659de22374b1556c3d1506e67052f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:42.026833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056224/publication.mdobserved 5eb7b20f6c663a4c5009b6f84b6dd063...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:42.010250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056224/publication.txtobserved 14b879d31f5c1b71e07ef3a0fb3abdd3...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. |
|---|