OT-2026-000053239
Publication integrity record
Foam pad 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-2026-000053239) never changes.
Identity and time
| Publication number | OT-2026-000053239 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a14-7fa9-bf50-6c751c36abec · 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-2026-000053239 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f481dc71028839a49adc0449317b7459762a420cafabc343aab538b9057bfde |
|---|---|
| Markdown | 1d78f5a21a4c106d9203db9a1cbc520c4bde13af65507f98d2b4e80b441fe931 |
| Publication page | fd09d22fff1c886df879285e429531eb7d23ad86ce107e00d0f74caab2ddb0d0 |
| Manifest | ffc835bccf40b13300baf11a4ed7d4c8ab06c307fb20828a3c258f88fb12fa1f |
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 | bg5tpgkBKeyuEzlxL2aw/UOxSxObfmP0XhveeEmziVTpwyjBoHAVrPaWMyzR1cjXP7uiA6yKXapPnGnPoTkwAg== |
| 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
| 2026-09-17T08:40:55.062053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053239observed fd09d22fff1c886df879285e429531eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:55.042811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053239/manifest.jsonobserved ffc835bccf40b13300baf11a4ed7d4c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:55.023926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053239/publication.mdobserved 1d78f5a21a4c106d9203db9a1cbc520c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:55.004906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053239/publication.txtobserved 4f481dc71028839a49adc0449317b745...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. |
|---|