OpenTechnical

OT-2026-000070953

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000070953) never changes.

Identity and time

Publication numberOT-2026-000070953 · never reused
Internal UUID01a0ae91-8c2e-7583-8587-52fe80c82524 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070953
StatusPUBLIC

Content hashes

Canonical text2ffc3eb8cc828b72192478a39ff82649cbe5793b34ba1d9bb95c607961e366e6
Markdown95e284559877688c2b9c835f41165e6fd74f2dab7c409693bc72cc3ee92c26c4
PDF
Publication page61771f1069861ed0398cffe70d72853e76d9c31e00c764b01c2ba85c4b00773a
Manifest558c751fc5ff8386a609aa3480bc5af32cf83d44ebfe0cf99f12a6bcf7ffbc64

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
Signature0W5VjsleBpvDJTKHCu2IpSjRNqulvVp0BKi5m/ddwIMYJBj9ZXED/P/AOm9G1UMU3ePrKzAdfxts4Cn0EYftBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:47.363589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070953
observed 61771f1069861ed0398cffe70d72853e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.346452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070953/manifest.json
observed 558c751fc5ff8386a609aa3480bc5af3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.329649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070953/publication.md
observed 95e284559877688c2b9c835f41165e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.313090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070953/publication.txt
observed 2ffc3eb8cc828b72192478a39ff82649...
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.