OpenTechnical

OT-2026-000104011

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000104011) never changes.

Identity and time

Publication numberOT-2026-000104011 · never reused
Internal UUID01a0aea5-15e8-7ebe-94c2-d06da344cb0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:09.781581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104011
StatusPUBLIC

Content hashes

Canonical text00d246ed86fbe7a4e0d587b49b42bf3b6d826a89d38b4607de7180b0eb2cad18
Markdown1648a9283ed823f32b5b34eba1b7800ac747869912e7a12bf4b1c3406a4d8a94
PDF
Publication pageb80837cad47b14635200793009f7315066cad03004daa5c4a1dd6c9ba15fb122
Manifest4001ac5b2ddb03442b8def1f5e22c9609c497093f05d83d7e34309ba23b0de11

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
SignatureNLhPhwtGxJukUxbrWnm1DHvBkJDTtmikbbDhezA63QVYVa34eOqHsvAJ3om00wohMWHs1RZZQapKUEbmYg2CCw==
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

2026-09-17T09:22:01.402459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104011
observed b80837cad47b14635200793009f73150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:01.386031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104011/manifest.json
observed 4001ac5b2ddb03442b8def1f5e22c960...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:01.370163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104011/publication.md
observed 1648a9283ed823f32b5b34eba1b7800a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:01.355014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104011/publication.txt
observed 00d246ed86fbe7a4e0d587b49b42bf3b...
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.