OT-2026-000053203
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, 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-2026-000053203) never changes.
Identity and time
| Publication number | OT-2026-000053203 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a14-768a-8c89-4e67caeb6eb1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053203 |
| Status | PUBLIC |
Content hashes
| Canonical text | f60f9f5d4cd20c17940e71e287c798a20a1c1c98ea015c67739a38139a1cce36 |
|---|---|
| Markdown | 6903080dfd378500f88f5f13e867840117724acd78402d088fed30876977c0e8 |
| Publication page | fe3f1b18af46bc5c672ba8082283524e3f4553d48ba5ff8c26d35e2efcb32730 |
| Manifest | 9427ba980ab24ded2de1b832f8e194894fbf9f199341cd12478465d51a1151e0 |
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 | NPhoPQXEOoD6VpQbeR6wRMZyTlUvamEnQzZiyf2qfEGE1iXmCWtmt+Itvzrp2Q4+0lbPHwfnaCPRZWzTz2f3DA== |
| 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
| 2026-09-17T08:40:48.487081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053203observed fe3f1b18af46bc5c672ba8082283524e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:48.469274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053203/manifest.jsonobserved 9427ba980ab24ded2de1b832f8e19489...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:48.331478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053203/publication.mdobserved 6903080dfd378500f88f5f13e8678401...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:48.312825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053203/publication.txtobserved f60f9f5d4cd20c17940e71e287c798a2...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. |
|---|