OpenTechnical

OT-2026-000064853

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000064853) never changes.

Identity and time

Publication numberOT-2026-000064853 · never reused
Internal UUID01a0ae8d-debc-7dd3-8486-703b84170e0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064853
StatusPUBLIC

Content hashes

Canonical text02417cbea3cfaa5c8e76bf72a04dfeebee9c85381634d5074a1e404fe0d76a0d
Markdownda45985ea1c88c2dc3b3c7f5aa0e7559f587ce0ac4bcd49719c4d656eb25415d
PDF
Publication paged50725bb5f5b7c647803ddbc0b5f09223b9ffbd0324a668ccb72330d886cd0eb
Manifest0a039b761d729fe7b306d0145f8e77571308d45da1ad84beed63b53967f926e4

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
SignatureraozanK3ZvtFNNTM/r0Lw6Qkehz3LVVlhGgq1t/k8rVr68E2YJEwXPhG5iDfVW9ShhGjV+saTgftpvzjGAiQBg==
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

2026-09-17T10:35:46.121613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064853
observed d50725bb5f5b7c647803ddbc0b5f0922...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:46.104153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064853/manifest.json
observed 0a039b761d729fe7b306d0145f8e7757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:46.086891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064853/publication.md
observed da45985ea1c88c2dc3b3c7f5aa0e7559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:46.045311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064853/publication.txt
observed 02417cbea3cfaa5c8e76bf72a04dfeeb...
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.