OpenTechnical

OT-2026-000097989

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000097989) never changes.

Identity and time

Publication numberOT-2026-000097989 · never reused
Internal UUID01a0aea1-92f7-724d-a3c4-386bf7798a6c · 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-2026-000097989
StatusPUBLIC

Content hashes

Canonical textfb39dd5e28411f4e87ceaae03ada7bd000b62742a01265f4ad8d67846ef45e14
Markdownfe4a5d67794293b9fff1e2780c8c091a0010941b7209b5abe4aed263261c83e2
PDF
Publication page08aabb40abe888d4e0d2c2f246eade1f70892732892f7ce3fee3b13a9664988e
Manifesta078ea85f3e87f2bdc2f1e745b5ea101671421912833cec8027ec1d79c870307

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
Signaturev9HRYQW12+LiW0gbh+lo5ux8gekTrXykrKwU+hYarXL+BZkIcwWAyCtzzCjmAGXlgch+q+C4CfHhKtS+7WV1Ag==
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

2026-09-17T12:42:09.806323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097989
observed 08aabb40abe888d4e0d2c2f246eade1f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:09.391868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097989/manifest.json
observed a078ea85f3e87f2bdc2f1e745b5ea101...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:09.117235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097989/publication.md
observed fe4a5d67794293b9fff1e2780c8c091a...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:08.810166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097989/publication.txt
observed fb39dd5e28411f4e87ceaae03ada7bd0...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.432613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097989
observed 08aabb40abe888d4e0d2c2f246eade1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.413266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097989/manifest.json
observed a078ea85f3e87f2bdc2f1e745b5ea101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.393541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097989/publication.md
observed fe4a5d67794293b9fff1e2780c8c091a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.372537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097989/publication.txt
observed fb39dd5e28411f4e87ceaae03ada7bd0...
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.