OpenTechnical

OT-2026-000095697

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, two 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-2026-000095697) never changes.

Identity and time

Publication numberOT-2026-000095697 · never reused
Internal UUID01a0ae9f-fac4-72f7-8d32-ac280b88f659 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095697
StatusPUBLIC

Content hashes

Canonical text6bdf2c820004e3d64400e4800b2f9964d86eb48189d4204dce6f2a7753922e6a
Markdown85dc28578cb877cf6f17d1f2f5394d047bf8b8105d517fc324df775333e2ae97
PDF
Publication page3820cfbdc545ba3238b5e223de3c3f367f5e4a2cb9c64a6488f4bf11a2480716
Manifest0a8ea0a18a868a16c3a884d1a4c1eb720bae61a3e8f6f71989866b9b97d9fd70

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
SignatureCs5nrCL2YYx+8iQZO088ROeLi4ESOtQWZ/ALSBWn5oOUTeszHCDTl6yDFwthibR4B/5RCF1hiCxcOJlQftUmDQ==
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

2026-09-17T09:35:10.682555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095697
observed 3820cfbdc545ba3238b5e223de3c3f36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:10.665254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095697/manifest.json
observed 0a8ea0a18a868a16c3a884d1a4c1eb72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:10.645534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095697/publication.md
observed 85dc28578cb877cf6f17d1f2f5394d04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:10.626319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095697/publication.txt
observed 6bdf2c820004e3d64400e4800b2f9964...
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.