OT-2026-000102253
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000102253) never changes.
Identity and time
| Publication number | OT-2026-000102253 · never reused |
|---|---|
| Internal UUID | 01a0aea4-50f3-7265-9639-3e344c9ad7be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:19.361569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000102253 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8a15f35fd67524afb1e5960d0e25fcdcf03db1800e5a15daa8b12857ac1fb513 |
|---|---|
| Markdown | 975e364fe643fdad148a6678238233f5dc6c949786f954bb8459882697876cbe |
| Publication page | 7dab428cbc894dc8e9d69a9a4863a90e5206beb9639c1154fb0d254b5f855832 |
| Manifest | 9a17410a45ffa8de86bb17ac0006badf8287eaabb178aaa05324c03c0cb5ae5b |
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 | KRktjMuaVEO+FtQ6+o4mLAHf6D+bChSUVEEQYuYn816FpOQrxp0PfEoabgCVMDW9vSvgAig6usgh/nnnREyOCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:25:26.152926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102253observed 7dab428cbc894dc8e9d69a9a4863a90e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:25:26.135654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102253/manifest.jsonobserved 9a17410a45ffa8de86bb17ac0006badf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:25:26.118101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102253/publication.mdobserved 975e364fe643fdad148a6678238233f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:25:26.099811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102253/publication.txtobserved 8a15f35fd67524afb1e5960d0e25fcdc...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. |
|---|