OpenTechnical

OT-2026-000096281

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000096281) never changes.

Identity and time

Publication numberOT-2026-000096281 · never reused
Internal UUID01a0aea0-585f-7245-8072-0bc8731e6b24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096281
StatusPUBLIC

Content hashes

Canonical textc3d1a0f1882d766ccdb7fab52274a30c42acccabc9f77d7bdc04eadf10e01c22
Markdowne87fc693e7b0c83ed2ae3ba5883d849a870bc0b630e4178633fbd03565e5348a
PDF
Publication pageae36ea1e92cac521d5c4a05ab52d6fe9a759e11f55493a6584fd29c599f32f7c
Manifest5569fea13a6d1f6832048f4047abdab36959b0d0c661f4477d9148ba40c8f76d

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
Signatureqt7yhf/xq4ipxzm1wKQSArgqIdOIKCAWfr80P2sLZX8px9rIbrEUpXlZqXVvfmmVaA5AAxGL+I1Gpt7DxisoDw==
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

2026-09-17T09:34:49.105592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096281
observed ae36ea1e92cac521d5c4a05ab52d6fe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:49.086653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096281/manifest.json
observed 5569fea13a6d1f6832048f4047abdab3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:49.068100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096281/publication.md
observed e87fc693e7b0c83ed2ae3ba5883d849a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:49.049611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096281/publication.txt
observed c3d1a0f1882d766ccdb7fab52274a30c...
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.