OT-2026-000040677
Publication integrity record
Two cup vacuum gripper, two outlet manifold, 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-2026-000040677) never changes.
Identity and time
| Publication number | OT-2026-000040677 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d0e-759c-9d11-512a15267dc3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040677 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1b49e4773ac56833cca6212699c90ee7234b8564e00b8c33cf6301dfff1b7d4f |
|---|---|
| Markdown | cd6d14125758c265829cc2289301228dab0346d8811981161aecaaea3f0ea666 |
| Publication page | fd123f290cf8fa57d7d105057e9773f61e42e353182502a4f3712493324b0e1a |
| Manifest | 61b38d5a87c193900927b33f1fb83eab4dea1b21f404042ccec116e9c5bf290d |
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 | EWaBc0sQ6jpVA2xlzxLJbSbR96IJNaGiPveZPOWESNsXS+9L7CCUCxa61DjHQ3x1ZyYqFegW6Dr1DW/a5G0EBQ== |
| 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
| 2026-11-01T08:41:23.351908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040677observed fd123f290cf8fa57d7d105057e9773f6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-01T08:41:23.300073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040677/manifest.jsonobserved 61b38d5a87c193900927b33f1fb83eab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:23.250570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040677/publication.mdobserved cd6d14125758c265829cc2289301228d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:23.154977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040677/publication.txtobserved 1b49e4773ac56833cca6212699c90ee7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T08:41:27.145397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040677observed fd123f290cf8fa57d7d105057e9773f6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T08:41:27.068521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040677/manifest.jsonobserved 61b38d5a87c193900927b33f1fb83eab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T08:41:26.961906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040677/publication.mdobserved cd6d14125758c265829cc2289301228d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T08:41:26.870993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040677/publication.txtobserved 1b49e4773ac56833cca6212699c90ee7...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 |
|---|