OpenTechnical

OT-2026-000086110

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, sustained 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-2026-000086110) never changes.

Identity and time

Publication numberOT-2026-000086110 · never reused
Internal UUID01a0ae99-e82b-73fd-af75-99253b7239ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086110
StatusPUBLIC

Content hashes

Canonical text83a0588cd582cea9f0b2c4a4322f1399fb537b3b84e89270cddff833d300f02d
Markdown72cf40871ebbb6098cd553f28e3291d13408e6a706b18b0b2e0e9085bbb9c2d5
PDF
Publication page66c93d276e1e50f6c0e2f9a3ee7dccf2e5a20489e2e4c6fe9c806ad33ca91408
Manifest5efd2ce1a3a188804efa37ff2c57c57d5722d1729b52201872f065689c06c22d

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
Signature83fQwlxDzOZrrkM/PJHfPP7/pT14YhYsAngJ/sUkrnanG7I4q5DElx19ZrNDIf4bLKaJhfIStqpihGAYmYBfDw==
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

2026-09-17T09:53:45.887894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086110
observed 66c93d276e1e50f6c0e2f9a3ee7dccf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:45.871140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086110/manifest.json
observed 5efd2ce1a3a188804efa37ff2c57c57d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:45.853738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086110/publication.md
observed 72cf40871ebbb6098cd553f28e3291d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:45.837376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086110/publication.txt
observed 83a0588cd582cea9f0b2c4a4322f1399...
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.