OpenTechnical

OT-2026-000097860

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000097860) never changes.

Identity and time

Publication numberOT-2026-000097860 · never reused
Internal UUID01a0aea1-92f6-78a1-8f9b-97aa75c810e7 · 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-2026-000097860
StatusPUBLIC

Content hashes

Canonical text37d8a916a2dd21e1d8c0b40e75b4babc932445d4518490b1855bcb3c203fd397
Markdownabebe67806b89066a49509e352ec29cfb6fe4e7bbe0d6abf6bc3cb3840ebb79d
PDF
Publication page91c4bfda5d049d6e60d0dae7b3658e78bd7b941cc2aa7f51c6d5d9e2e0e600d7
Manifest4005a40bf44b426e773d879ba7fea910e1cd454d2b20a2d5be1411b5e16f2c8e

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
SignatureCsVwVfXu4e/fCfzPnieOlmKf3CmPg5wuYhKBy60Nucx8gILhN1mPaRowuylWmkNaY01BkjSsY5NYbuwQLY3oAA==
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

2026-09-17T09:32:58.319176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097860
observed 91c4bfda5d049d6e60d0dae7b3658e78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:58.300678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097860/manifest.json
observed 4005a40bf44b426e773d879ba7fea910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:58.261719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097860/publication.md
observed abebe67806b89066a49509e352ec29cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:58.202311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097860/publication.txt
observed 37d8a916a2dd21e1d8c0b40e75b4babc...
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.