OpenTechnical

OT-2026-000099346

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000099346) never changes.

Identity and time

Publication numberOT-2026-000099346 · never reused
Internal UUID01a0aea2-c972-72d8-80cb-f89e4cc16df7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099346
StatusPUBLIC

Content hashes

Canonical text3ae5d44bbbd398ef68855610328ba2a34d650650ba7d9481f66489ff3b768879
Markdownf815af9c45badc53d1bc8778dbce531b67da7eea9c4ebc82389152aaa0ecee9c
PDF
Publication page0167da1bdd65a53a22943cc7b4036566c9447b29e7f1b56fdb71b34668b0ffe7
Manifest6cb9e786ca20aae37d85f72fb82faf5369bb8ac2fa958a6fd55f5a7d8e3b1c0d

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
SignatureuX6SNwQVePrLlG5xzDM1lBfTHmJZbe+IZt8mjYSWgGjzBQ6iwV/aMKHB5ZoFKvTJtly26XNR2Ttfx2cOlCGyCA==
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

2026-09-17T09:29:05.722690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099346
observed 0167da1bdd65a53a22943cc7b4036566...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.704534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099346/manifest.json
observed 6cb9e786ca20aae37d85f72fb82faf53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.685930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099346/publication.md
observed f815af9c45badc53d1bc8778dbce531b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.668688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099346/publication.txt
observed 3ae5d44bbbd398ef68855610328ba2a3...
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.