OpenTechnical

OT-2026-000065619

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed 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-2026-000065619) never changes.

Identity and time

Publication numberOT-2026-000065619 · never reused
Internal UUID01a0ae8e-46fa-7b59-953c-3124ce65eae4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065619
StatusPUBLIC

Content hashes

Canonical textf52758f018518312027fde4ae3eec9ed1ab2757c0dbf181b7aac74bc5c15c0b1
Markdownfa8473d37ef9dd15f2685408d706a6ccc766d6615a6cc57347737a94a546d10b
PDF
Publication pagefa993db14351f1ca6b9ffd3a37c6e2654d9eb4b62554778da892e630e3b10b2e
Manifest97eebea5cb096a5f0d65b7bf62af38298f021b02fa4cc8979305b0a9a06b3f45

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
SignatureSU/G+pIbxXPPPCaJ251eyIX9UNkiJ6QmpWraX1d9hTpWJBMNaOrBOaiXrBrUU4+U4/JD9N8VzweuArNVjPQRAg==
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

2026-09-17T10:34:00.672714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065619
observed fa993db14351f1ca6b9ffd3a37c6e265...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.655620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065619/manifest.json
observed 97eebea5cb096a5f0d65b7bf62af3829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.636874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065619/publication.md
observed fa8473d37ef9dd15f2685408d706a6cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.616663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065619/publication.txt
observed f52758f018518312027fde4ae3eec9ed...
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.