OpenTechnical

OT-2026-000011270

Publication integrity record

Foam pad vacuum gripper, four zone face, 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-2026-000011270) never changes.

Identity and time

Publication numberOT-2026-000011270 · never reused
Internal UUID01a0ae6c-5410-73e5-8c30-f97030c20c01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011270
StatusPUBLIC

Content hashes

Canonical text24b01472a53296570e00d5d7d960417796c7455b2b1e5e8cc0502958e65a35f3
Markdownba04c75fc0cf944ddeb51cff0e4974a3b8b0ce7700caf8b2f6659f3a5d53dcfc
PDF
Publication pagec271fbaba8f23a663dfc2c5cc342fb239e758a1dd2ab9f556a7367a47c647cff
Manifest44fe496c3d34f5cb02294b9bbd7f42cca8a90a3be6c8baaf1b6df3f1cabec97e

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
SignatureC8N2pXglno24BzG6C1TKvhgW1Rw5nHJmL4nr+L+saSyI81g75DzWKK0BuhG/tu3zHUh/st0t4jmS2lfGUvC5Cw==
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

2026-09-17T12:14:14.610415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011270
observed c271fbaba8f23a663dfc2c5cc342fb23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:14.591372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011270/manifest.json
observed 44fe496c3d34f5cb02294b9bbd7f42cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:14.567713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011270/publication.md
observed ba04c75fc0cf944ddeb51cff0e4974a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:14.543807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011270/publication.txt
observed 24b01472a53296570e00d5d7d9604177...
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.