OT-2026-000030199
Publication integrity record
Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed blow-off before 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-2026-000030199) never changes.
Identity and time
| Publication number | OT-2026-000030199 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e500-7b8d-a70c-af3bcc8eacec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030199 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8f7f6eb5c45e86325e8239a104a80a56ec11fd83f2f2fa512119e3cf9e168c28 |
|---|---|
| Markdown | c602e2a82bfc8150281490737b9737440a270bdd1cfadc82a46215dfb46395d3 |
| Publication page | 19eaf8fedfd83b367d517c2c2fdd20751bfe809a81329295d6bbaa94bdf33af7 |
| Manifest | 25853632929263bf2debe9d1d61b948b9c128e01ff29fb97c6363567a0e3a1cc |
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 | QuBUhDj0WxdDXhkW9540PoVIfYtVKEvjQiHFESZSA5+twLA2dVNkllEV9+HE3ZicEuYOqPcoIjbGBLNJ+HY8BQ== |
| 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
| 2026-10-22T08:41:52.745664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030199observed 19eaf8fedfd83b367d517c2c2fdd2075...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-22T08:41:52.678450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030199/manifest.jsonobserved 25853632929263bf2debe9d1d61b948b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T08:41:52.566240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030199/publication.mdobserved c602e2a82bfc8150281490737b973744...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T08:41:52.427651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030199/publication.txtobserved 8f7f6eb5c45e86325e8239a104a80a56...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T00:41:18.279013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030199observed 19eaf8fedfd83b367d517c2c2fdd2075...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T00:41:18.197998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030199/manifest.jsonobserved 25853632929263bf2debe9d1d61b948b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T00:41:18.098042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030199/publication.mdobserved c602e2a82bfc8150281490737b973744...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T00:41:18.009629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030199/publication.txtobserved 8f7f6eb5c45e86325e8239a104a80a56...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 |
|---|