OpenTechnical

OT-2026-000044355

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000044355) never changes.

Identity and time

Publication numberOT-2026-000044355 · never reused
Internal UUID01a0ae7c-39d6-7572-89ed-6a6d0050bc27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044355
StatusPUBLIC

Content hashes

Canonical text12db2174096fea84b6cf87343d0f2299d0d3dcbadcaeb903202df4ce689e0ca5
Markdown29b5446cb9819409ce59c5fc2654cd3fd77fd68d88d9d72a4e03276311c320be
PDF
Publication page9f1a96f0c384e4707528130f2412a2b59380c5ec61a247775e4a20f263745fc4
Manifest00dc7c283d49c562eb6e3e50893cf013d5b7959f0c01c1acd55216c19d22acb5

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
SignatureDGLWRvNFxpYd9qPonN9J5dSw+ABG4kegtRcLoCDibS2Go6xIE00vAmB5X1STVDAeoYanOkOZ7stM19BpVVeKDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:27.787701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044355
observed 9f1a96f0c384e4707528130f2412a2b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:27.768422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044355/manifest.json
observed 00dc7c283d49c562eb6e3e50893cf013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:27.748889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044355/publication.md
observed 29b5446cb9819409ce59c5fc2654cd3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:27.729575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044355/publication.txt
observed 12db2174096fea84b6cf87343d0f2299...
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.