OT-2026-000104194
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000104194) never changes.
Identity and time
| Publication number | OT-2026-000104194 · never reused |
|---|---|
| Internal UUID | 01a0aea5-341f-70a2-8dea-aaff51cf274c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104194 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5ba521c7d79b0fd655e545bd534b824a67ff3713dc367f28c8d16bf8483e8bf8 |
|---|---|
| Markdown | 728980c4642de32802ccf4964e0cee2e3335ae83b239594580b7010e832d01a1 |
| Publication page | 489dce6e79e7cc22abb2cc450ef166cc9f97174468d417d625f19c7d93e8f292 |
| Manifest | b29a20c7eb7e20b5066c50cfcf94d0166c7513e327b1e7b608b535a40744a8ab |
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 | cRLwKGpPGnOyV83NSbwnF3nr+1V+4RoDm8l357NYDtq1zOZtnF03jv+iQlVKivB7FTKSw87JE9GLugWTptiYCg== |
| 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
| 2026-09-17T09:20:17.485136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104194observed 489dce6e79e7cc22abb2cc450ef166cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:17.466899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104194/manifest.jsonobserved b29a20c7eb7e20b5066c50cfcf94d016...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:17.450178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104194/publication.mdobserved 728980c4642de32802ccf4964e0cee2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:17.432768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104194/publication.txtobserved 5ba521c7d79b0fd655e545bd534b824a...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. |
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