OpenTechnical

OT-2026-000096501

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000096501) never changes.

Identity and time

Publication numberOT-2026-000096501 · never reused
Internal UUID01a0aea0-a4a9-7436-8365-a4cd8c4360dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096501
StatusPUBLIC

Content hashes

Canonical text7ef65b107b7a00fa76c23e62370f7175049dcc3408f54bdd17ecb2910bfecafc
Markdowna006e994b79d1de0f4fe1659bbc952a2d3b693f77d4224602525b9374e65ff46
PDF
Publication pagebf2928be4383dda3cb11f8eb41520479e9385a9e1c970221e4677426aa198477
Manifest4daaea316fa88d5a25172b338c2e3980489f0b7c985dbf62bfb4e936f4c42d3a

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
Signaturedy69O/Dyx4+Hp7d19U8MVjbx/vIPFQNZPvrBN1Jl9Erc4GwfUVSkY1goL958VM2s3yBFvKgnbl/ZBqmC196/DA==
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

2026-09-17T12:41:33.225777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096501
observed bf2928be4383dda3cb11f8eb41520479...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:33.040696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096501/manifest.json
observed 4daaea316fa88d5a25172b338c2e3980...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:32.833053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096501/publication.md
observed a006e994b79d1de0f4fe1659bbc952a2...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:32.516377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096501/publication.txt
observed 7ef65b107b7a00fa76c23e62370f7175...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.674841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096501
observed bf2928be4383dda3cb11f8eb41520479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.656541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096501/manifest.json
observed 4daaea316fa88d5a25172b338c2e3980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.637008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096501/publication.md
observed a006e994b79d1de0f4fe1659bbc952a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.619065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096501/publication.txt
observed 7ef65b107b7a00fa76c23e62370f7175...
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.