OpenTechnical

OT-2026-000065139

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000065139) never changes.

Identity and time

Publication numberOT-2026-000065139 · never reused
Internal UUID01a0ae8e-1df9-7baa-951d-c28d360ab77c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065139
StatusPUBLIC

Content hashes

Canonical text375ab00e78abdfbafad25ff3a20df018f269f22cf53a363d1bafd8bd4b2efcbe
Markdown34fb3151911de495a58ebb8e8c6fb602e40715b37e62f9b276f9155b89a9696d
PDF
Publication pageaa1b00c8594c9f7703f8d408f7ec30d62463d7e733d3cbcdd29287d021689b61
Manifest516e4662470e8362bb88b61cefcbbe343925f3daeb6335fd6005f46e59448100

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
SignaturenM8APVneBNKmE+gTiKy0iU+tJPHnDOVUaO8TANj9bQSO3snFVIvy4qvmd371g+0qvPNRUrUTOoZ3JTVqfyvJDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:58.361363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065139
observed aa1b00c8594c9f7703f8d408f7ec30d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.344559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065139/manifest.json
observed 516e4662470e8362bb88b61cefcbbe34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.326362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065139/publication.md
observed 34fb3151911de495a58ebb8e8c6fb602...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.230111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065139/publication.txt
observed 375ab00e78abdfbafad25ff3a20df018...
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.