OpenTechnical

OT-2026-000010280

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, vented 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-2026-000010280) never changes.

Identity and time

Publication numberOT-2026-000010280 · never reused
Internal UUID01a0ae6b-cb7b-7a0b-8ab3-97d613e30449 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010280
StatusPUBLIC

Content hashes

Canonical texteae386da30c751437428a65a4df4ea40b3568d578087bd3466ff22c8e2c3223b
Markdownd8e22628e832077db46a182e3cd6e5750c75cd2d7b4383b78bd5b10c91b9079e
PDF
Publication page20ef52faf0db7b589d4586389fa6bbd481e4a143a8fe41e6f371f78e05fb6581
Manifestea6005b5e33664c487e33a96d1aff08d994eae2f118e21c692c5a4c82966f21c

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
SignaturesAxeMaY9kp04M68rl7QHqntBT90sBoQzfVE1DL52J8jApCzbDV1ceilbTes/UnPsCJ3DnJZLICrraMk/XKwqDQ==
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

2026-09-17T12:16:30.468925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010280
observed 20ef52faf0db7b589d4586389fa6bbd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.448797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010280/manifest.json
observed ea6005b5e33664c487e33a96d1aff08d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.430152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010280/publication.md
observed d8e22628e832077db46a182e3cd6e575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.412363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010280/publication.txt
observed eae386da30c751437428a65a4df4ea40...
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.