OpenTechnical

OT-2026-000017117

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000017117) never changes.

Identity and time

Publication numberOT-2026-000017117 · never reused
Internal UUID01a0ae6e-76c7-7d28-98c3-c1f90dc17bd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017117
StatusPUBLIC

Content hashes

Canonical texted7d92a074c8a7f1d2583bd44e271d2b1d80b84570422ee1a1afcf6c4670609a
Markdown34d1ec2331df2c82390c3f6390485ae923bff48aa75b10fb1564869f76cd5e65
PDF
Publication pageab50007b6382c6c90db2b8d1319be6a6c25d06730ade423c5196f9709ecca434
Manifestc3e1750f9fc6dc2a6068e4b30680dd1b29d0b4c838528b98cfd7463aaa4e110b

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
SignatureOXKbtjFPYaNU42Whf+/rwoaUjvZWrGxUhqxaB9+Wp6PwWrjGdKd3f3GJC+B9Fi+bXIU4mC0qc9IcpnB+VgyYAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:10.350750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017117
observed ab50007b6382c6c90db2b8d1319be6a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.332666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017117/manifest.json
observed c3e1750f9fc6dc2a6068e4b30680dd1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.313706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017117/publication.md
observed 34d1ec2331df2c82390c3f6390485ae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.295469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017117/publication.txt
observed ed7d92a074c8a7f1d2583bd44e271d2b...
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.