OpenTechnical

OT-2026-000098036

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum 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-2026-000098036) never changes.

Identity and time

Publication numberOT-2026-000098036 · never reused
Internal UUID01a0aea1-92f8-70d6-9ee5-36a57d7c7f1e · 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-2026-000098036
StatusPUBLIC

Content hashes

Canonical text1fa7950da311a50d7dcd4dc781bd4fd8c02bc35677726918d320e3ccb19062d3
Markdown7062e6fcdbec3ee86258821347b879931e1fcea1a0de72ea3d6d582fa7cbd727
PDF
Publication pagead170428670fb8270f93a0410882e009c6394126bf5812bf919afc5870cfa484
Manifestc44014cad56369957863122ff3b3dbd340bf0dc64530129689c4dbd97d2310dc

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
SignatureeoTJjDYX/poG0mESEJdzBmXFKFGhhZnWo+qfcUIq1Gof01wPXwP/r3f8G6q/XCBwOrLNXigdDSgaXbfZKLfCAw==
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

2026-09-17T09:33:12.950480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098036
observed ad170428670fb8270f93a0410882e009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.933370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098036/manifest.json
observed c44014cad56369957863122ff3b3dbd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.915055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098036/publication.md
observed 7062e6fcdbec3ee86258821347b87993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.897729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098036/publication.txt
observed 1fa7950da311a50d7dcd4dc781bd4fd8...
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.