OpenTechnical

OT-2026-000008297

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000008297) never changes.

Identity and time

Publication numberOT-2026-000008297 · never reused
Internal UUID01a0ae6a-908e-74d0-bce3-b9c7ebe188f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008297
StatusPUBLIC

Content hashes

Canonical textdb11d2ee9cdabf75b3fbfcb45d18e684b147dcd913370173d63304742eabb3bb
Markdown1ef1560f550ca663394d95effc73532f4934ece56745067c0e735a0ace92c1a9
PDF
Publication page2c395e7d277ba982affa5c3d31b791d50658b6aeb2c339d28867036edaab3f8c
Manifest624d2680f1ec653e3f6c20fae7b07f30d8c318a2096fba6015d1076d81905beb

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
Signaturettz8LT5IScvH6xMkwAefByDwXfhwecsXDy7apIgqa0rFBNuZ+xucZSOK6R6uUH1A9zUCCTZjONxLXb/aBMgLAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:44.659762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008297
observed 2c395e7d277ba982affa5c3d31b791d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:44.642669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008297/manifest.json
observed 624d2680f1ec653e3f6c20fae7b07f30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:44.625194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008297/publication.md
observed 1ef1560f550ca663394d95effc73532f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:44.606170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008297/publication.txt
observed db11d2ee9cdabf75b3fbfcb45d18e684...
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.