OpenTechnical

OT-2026-000092762

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000092762) never changes.

Identity and time

Publication numberOT-2026-000092762 · never reused
Internal UUID01a0ae9d-b600-78dc-b076-2365f333c77e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092762
StatusPUBLIC

Content hashes

Canonical text900b3b005e30a89c55d971f1bcbfee9c0bf923c2580eff945d637af81ea7d2ca
Markdown832aff7716b6ecb738385034ea659ec6b630b3352a1078ae9353cb96e9ecb493
PDF
Publication pagec41ea48b6ba21ed5f0de084349e392506aaab6d2f2d4afd0b902a7cdddc6af1f
Manifest6855fbb54db5093fb799cfc7b5d828783a659fbb656ab0f4f424324ed171d927

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
SignaturewEjyc1MJN1XNTMbu+Dy4U+mOA6pdqMMIKx7oOpp2Ye2o0C4tll2zNmyDbUaEXIRALywaqNZIyNKOBJz9K+heCA==
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

2026-09-17T09:41:23.604721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092762
observed c41ea48b6ba21ed5f0de084349e39250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.588943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092762/manifest.json
observed 6855fbb54db5093fb799cfc7b5d82878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.571701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092762/publication.md
observed 832aff7716b6ecb738385034ea659ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.554200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092762/publication.txt
observed 900b3b005e30a89c55d971f1bcbfee9c...
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.