OpenTechnical

OT-2026-000097762

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000097762) never changes.

Identity and time

Publication numberOT-2026-000097762 · never reused
Internal UUID01a0aea1-92f5-785f-b29b-03baa19b2998 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097762
StatusPUBLIC

Content hashes

Canonical text585871b5f4b1f7c58a0c30f1f159de04a20a70c01d958a9bd8e826f71be50c8c
Markdown02cafe130c1ebf5beccd4124fc5ff0ee79ce6b506dc5e4becbe8fa3f23228274
PDF
Publication page9e14a671b438daede90dc7a64d2fadc15bb4c128065a3b03e1d28167e744d4da
Manifesta4fbf9627e8d34a9d6030499570ac9f82e45ed8c2504d69bff8bb3ee32fd6a6d

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
SignatureejYxijGjGVgxoac/ZXyuY7jI6nZvSdEzt85anwGREfAex/5nH551BXLddF+n8Z36CpBynV5yjbv4WMG4UI+dCg==
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

2026-09-17T09:32:50.168867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097762
observed 9e14a671b438daede90dc7a64d2fadc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:50.147822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097762/manifest.json
observed a4fbf9627e8d34a9d6030499570ac9f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:50.125948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097762/publication.md
observed 02cafe130c1ebf5beccd4124fc5ff0ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:50.105351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097762/publication.txt
observed 585871b5f4b1f7c58a0c30f1f159de04...
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.