OpenTechnical

OT-2026-000097844

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000097844) never changes.

Identity and time

Publication numberOT-2026-000097844 · never reused
Internal UUID01a0aea1-92f6-741e-a041-5cbc6bfe2665 · 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-2026-000097844
StatusPUBLIC

Content hashes

Canonical text78fbe0f7e9ae195f1c5da8c72ef88e4f82147884ba72ee7cd8bd8af2f7b0ebc4
Markdown8ae0d709a78fe32d42016a4b9257ce23785633a6de410059be3ef8ec5c5aa1ed
PDF
Publication page529c74c9f9f5f0abb92b549ac4ef48f943b0a801af9be9207bf50da63147b904
Manifesta822c7d708cb82df89eaf12a4e32da5596e2a5468fc37330a2d816198809adcc

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
SignatureeGiIyl4qRL+UgOf/6fAbhdYp04f70n6hzWiTcSpejrd1iAWwb2BYs98K5ZshTJfApNjbzauYDGO3ioLtZK0fBw==
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

2026-09-17T09:32:56.754158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097844
observed 529c74c9f9f5f0abb92b549ac4ef48f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:56.734677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097844/manifest.json
observed a822c7d708cb82df89eaf12a4e32da55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:56.710559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097844/publication.md
observed 8ae0d709a78fe32d42016a4b9257ce23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:56.690520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097844/publication.txt
observed 78fbe0f7e9ae195f1c5da8c72ef88e4f...
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.