OT-2026-000052563
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two stage ejector, 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-2026-000052563) never changes.
Identity and time
| Publication number | OT-2026-000052563 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-757b-910e-fde3be76a145 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052563 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83b21baf3e6c4f5a075cfa11c8b57b311c45b8f3a48d428e175c97502731bd69 |
|---|---|
| Markdown | c69270fc91f8da933285035ef94e04998896d32235813df124cae56ff10f4b77 |
| Publication page | 45fec761d036d74a9e3c9524b6122a9b5748d072721b627550edc36ab3cfb35c |
| Manifest | 7f42ad4d0c38fd5ca0e62ee1bba28c76c052c0ac1af558e34d69812c29618572 |
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 | bvJHIpN/adR4w2Pup5J2MBvH1x6rnptLKT5x5IEbvogko3MpYUySlCCPxnI+6dDxWEqbBP8C1nbaTO1p2LKtAw== |
| 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
| 2026-09-17T10:57:13.219479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052563observed 45fec761d036d74a9e3c9524b6122a9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:13.203126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052563/manifest.jsonobserved 7f42ad4d0c38fd5ca0e62ee1bba28c76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:13.186212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052563/publication.mdobserved c69270fc91f8da933285035ef94e0499...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:13.168332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052563/publication.txtobserved 83b21baf3e6c4f5a075cfa11c8b57b31...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. |
|---|