OpenTechnical

OT-2026-000077947

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000077947) never changes.

Identity and time

Publication numberOT-2026-000077947 · never reused
Internal UUID01a0ae95-2ed1-7165-aebb-78b7a0ee8936 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077947
StatusPUBLIC

Content hashes

Canonical text24af51a1b482529bc1f21333361993c431eb2cc60dbcd9061c96bc68d63623bf
Markdown72b50ed994e6fd0259fbd1015e8c1bee9dd57c53cac4fbb000ba363bb8d2786c
PDF
Publication page5d97bc7c6cac742b6a02037d94cb6962ac279b556b87b4538a51459bc8c8f818
Manifestbba3a4fefc74def24579695608bab95c389c4d43d3f7dadef4278141275a7a75

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
SignatureDJ7UZbS6Xe2fRUNpr0Zy5+cvqnoMyc+okrYXBmny44E27JST38UfniuFUaAtDgy5didScBqeCullusLXGaRjCg==
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

2026-09-17T10:10:17.214606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077947
observed 5d97bc7c6cac742b6a02037d94cb6962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:17.193593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077947/manifest.json
observed bba3a4fefc74def24579695608bab95c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:17.052479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077947/publication.md
observed 72b50ed994e6fd0259fbd1015e8c1bee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:17.020454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077947/publication.txt
observed 24af51a1b482529bc1f21333361993c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:13.757245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077947
observed 5d97bc7c6cac742b6a02037d94cb6962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:13.738025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077947/manifest.json
observed bba3a4fefc74def24579695608bab95c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:13.717987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077947/publication.md
observed 72b50ed994e6fd0259fbd1015e8c1bee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:13.696740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077947/publication.txt
observed 24af51a1b482529bc1f21333361993c4...
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.