OpenTechnical

OT-2026-000093809

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two 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-2026-000093809) never changes.

Identity and time

Publication numberOT-2026-000093809 · never reused
Internal UUID01a0ae9e-508c-720c-845b-e32947656795 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093809
StatusPUBLIC

Content hashes

Canonical text1ff1ac110280b4f1fae6fa561a8b3473339086a90c9b7a79e8850dc4820accb8
Markdownc9933eddc5c85df6c0dc0a631ea6bb3734016eb2414fb9f386d96ddcf1b590ba
PDF
Publication pagebb7eef245363c3cc97289efc43d6eac29018ba2d7f889491ab8b121da9ca935b
Manifestac650f60f784edfc1f29395a66ede41a07f324306669dbde8b987ece8d3f1653

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
Signaturesog6LWiL1ZXdPCtmFfBzDRSKgfGRZ1IMEXXvP3JEafrpDY+AHYT3HKTo4AUdyH2Fq6l1WGJZaXhw+leM13vmDA==
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

2026-09-17T09:39:55.082808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093809
observed bb7eef245363c3cc97289efc43d6eac2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.067270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093809/manifest.json
observed ac650f60f784edfc1f29395a66ede41a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.049868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093809/publication.md
observed c9933eddc5c85df6c0dc0a631ea6bb37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.034907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093809/publication.txt
observed 1ff1ac110280b4f1fae6fa561a8b3473...
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.