OpenTechnical

OT-2026-000100287

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000100287) never changes.

Identity and time

Publication numberOT-2026-000100287 · never reused
Internal UUID01a0aea3-3053-77f8-a164-41226a910237 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100287
StatusPUBLIC

Content hashes

Canonical text0a54ab3e490e5e921cd09e26f258676d8c06e298602a140dcac72869cca5b3dd
Markdownfa197093c97377aac857b08ce0b8f4ae3922c510384f38f50a59429b355f80cb
PDF
Publication page00d2fbd6344e46667f78df19a8df234bde9abca14f041133a96b743f24372e98
Manifest117712cfd00b35fca00264e4fbb07a684198dd097a2cb2c5d5e6327a62738afd

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
SignatureQ89VtxxnDiEXm/qpHZ3rdbvZAdqXmZeNQKcDNPxMOz62n62hJj30EOCdH8mDTmws6/K3zCNCEClF7cWHogBSBQ==
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

2026-09-17T09:30:06.039242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100287
observed 00d2fbd6344e46667f78df19a8df234b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.022710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100287/manifest.json
observed 117712cfd00b35fca00264e4fbb07a68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.005864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100287/publication.md
observed fa197093c97377aac857b08ce0b8f4ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.990616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100287/publication.txt
observed 0a54ab3e490e5e921cd09e26f258676d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:35.742733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100287
observed 00d2fbd6344e46667f78df19a8df234b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:35.710273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100287/manifest.json
observed 117712cfd00b35fca00264e4fbb07a68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:35.690021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100287/publication.md
observed fa197093c97377aac857b08ce0b8f4ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:35.667631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100287/publication.txt
observed 0a54ab3e490e5e921cd09e26f258676d...
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.