OpenTechnical

OT-2026-000101052

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000101052) never changes.

Identity and time

Publication numberOT-2026-000101052 · never reused
Internal UUID01a0aea3-c377-700d-9c76-f1eb13595bb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101052
StatusPUBLIC

Content hashes

Canonical textbb194e2e41093299f879a4379c8a71e58e1eb10eea0898ea721b4dca37095c21
Markdownc9bb0aa6ae3b30994895740f8f59daf2e22d54284bb9ba92f53541ad0cfce6dc
PDF
Publication page08e60f718e3c368e57adfd8f257935507b8b5a45a0aed3bd4887bfa5c90df50a
Manifest2483913ad784a618d44d47bd29ad629efda2e5dae398e600394e33c8bdb01277

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature8qS9Vt7UeNGlttjKnN79+MxUC0GERgGNOempQPecnanPlUH6oNaDLkK+Ztz81vqPj+ssxVJHAH0KLoDWLvlQCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:39.850550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101052
observed 08e60f718e3c368e57adfd8f25793550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:39.833363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101052/manifest.json
observed 2483913ad784a618d44d47bd29ad629e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:39.815592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101052/publication.md
observed c9bb0aa6ae3b30994895740f8f59daf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:39.798716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101052/publication.txt
observed bb194e2e41093299f879a4379c8a71e5...
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 archivePending 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 packagePending Custody packages are produced weekly.