OpenTechnical

OT-2026-000097979

Publication integrity record

Three cup vacuum gripper, three 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-2026-000097979) never changes.

Identity and time

Publication numberOT-2026-000097979 · never reused
Internal UUID01a0aea1-92f7-741e-a137-1f3ee781d330 · 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-2026-000097979
StatusPUBLIC

Content hashes

Canonical text2dce8ac98c4f2f4a77f0b21b04bbf47158cb1fe0c5dffd9e2e02064c267217a9
Markdownf281bb3966370efeaeca9c07dac4457c60667f64b3860c985bde630d468b4e4d
PDF
Publication page7678b6fe2c99f9e51fdf51fb7b3728a1a644826f1f8dc527ff610ef4b5d66fc8
Manifestb31fc6bf10e734cb82bb27d9396633399d9ae1c50a12611a8167c285a8d619e2

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
SignatureRrQqxdmQctS2n3d3fuqPee84qoFUTerZBmLD3Vt8l3qmV+PGX0tGnYRHUOracfl+kDZe9Vd02h9OBY3CvwR2Dg==
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

2026-09-17T09:33:07.637423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097979
observed 7678b6fe2c99f9e51fdf51fb7b3728a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.620461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097979/manifest.json
observed b31fc6bf10e734cb82bb27d939663339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.602743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097979/publication.md
observed f281bb3966370efeaeca9c07dac4457c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.585730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097979/publication.txt
observed 2dce8ac98c4f2f4a77f0b21b04bbf471...
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.