OpenTechnical

OT-2026-000065740

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000065740) never changes.

Identity and time

Publication numberOT-2026-000065740 · never reused
Internal UUID01a0ae8e-46fb-7563-8c9e-dc620063acf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065740
StatusPUBLIC

Content hashes

Canonical text57f7a100a479d505a28b60aebf7669cd3be888333a31d9f275656110bac536da
Markdown676b35771418e1547310f75c46dd6cce655391eabff9bdf6c9c712a701f94316
PDF
Publication pagef5261ed846c09ca266e0f2bd83cdd8f5257ef74f5b28ae7a75e8987cda256d98
Manifestcf9ee84821fbc7fa10381bcf47f730a3cd3b47b1a5e08b0a04eaba6c831eba6a

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
Signature9tOnvKNPOrtNxkU+Q4gcsncdeuL5vN4lp/7FPJnchSnnRju5l/5A4wxjXgKwL0hg0SGv2IgM9pwWGtfQuKzCCA==
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

2026-09-17T10:34:10.195435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065740
observed f5261ed846c09ca266e0f2bd83cdd8f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.179185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065740/manifest.json
observed cf9ee84821fbc7fa10381bcf47f730a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.161661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065740/publication.md
observed 676b35771418e1547310f75c46dd6cce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.144523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065740/publication.txt
observed 57f7a100a479d505a28b60aebf7669cd...
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.