OpenTechnical

OT-2026-000009366

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000009366) never changes.

Identity and time

Publication numberOT-2026-000009366 · never reused
Internal UUID01a0ae6b-7561-77d2-a124-7118979ec550 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009366
StatusPUBLIC

Content hashes

Canonical texta887160e295d01554c150e2b2fcb4af11a6b3a5438b438e2a57c476abc9e250c
Markdownbfff075a1978556b0cf0e300e8d9b1d76d0ae44812608df56953e4df4cc5786c
PDF
Publication page6fa183f906869de2c1696f9bd83b59ca7a1e33479ac37179d8463cc2c0adea9b
Manifest4394e374d4ef96592cbc3d39d79bfac6d8f8f031480f70d90145f8f39df602bb

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
SignaturetmzPMTx1LbEa46XM0f2UURiRg2vsUaNT6revc8IBWsLGZ+jgNhKvzJ+Mb+CJ2JbxXwi4Sb1FNnM20koNJRO2CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:38.057611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009366
observed 6fa183f906869de2c1696f9bd83b59ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.038545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009366/manifest.json
observed 4394e374d4ef96592cbc3d39d79bfac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.018473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009366/publication.md
observed bfff075a1978556b0cf0e300e8d9b1d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.000656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009366/publication.txt
observed a887160e295d01554c150e2b2fcb4af1...
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.