OT-2026-000041962
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained blow-off after set-down
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-2026-000041962) never changes.
Identity and time
| Publication number | OT-2026-000041962 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a7-74f1-9a1a-7a1ae25e8793 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041962 |
| Status | PUBLIC |
Content hashes
| Canonical text | 690b941bcd1e51e6bb9099d5fb92f47aaa60cdf9c391b3124d2e28299df1bb93 |
|---|---|
| Markdown | 993846ecd8db6ac8004a34d9a54c3a5cab303ae555c4e05eeb1dda45e7236170 |
| Publication page | b049771a50e67d4f8ef97180562442e9e7e97802d08450258585f3f2b883f966 |
| Manifest | 649341fb500aa2f427316dc58f112e722b7b0c2aeb78941d82b1c78fc3c3158c |
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 | VD1A+2wLZ0gdnY1PLNDxJsIGDKS9mp2qU1iirTFAII0bqwyG7IwVo21CLpzy+7FAXoC+KTggbzexHb/rHjxUBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-07T04:41:42.489953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041962observed b049771a50e67d4f8ef97180562442e9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T04:41:42.430203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041962/manifest.jsonobserved 649341fb500aa2f427316dc58f112e72...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:42.375985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041962/publication.mdobserved 993846ecd8db6ac8004a34d9a54c3a5c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:42.310579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041962/publication.txtobserved 690b941bcd1e51e6bb9099d5fb92f47a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T16:43:14.976255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041962observed b049771a50e67d4f8ef97180562442e9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T16:43:14.833091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041962/manifest.jsonobserved 649341fb500aa2f427316dc58f112e72...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T16:43:14.610761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041962/publication.mdobserved 993846ecd8db6ac8004a34d9a54c3a5c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T16:43:14.144981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041962/publication.txtobserved 690b941bcd1e51e6bb9099d5fb92f47a...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
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