OpenTechnical

OT-2026-000016860

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000016860) never changes.

Identity and time

Publication numberOT-2026-000016860 · never reused
Internal UUID01a0ae6e-5919-7138-8eb7-f6472ecff1dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016860
StatusPUBLIC

Content hashes

Canonical text58c615d5a69aa6ef5d74e4ed06750d73e317e2c2baef51bc40772c45b1127cc3
Markdownf315e8e942c9af05622f051d731083fa28aa6ef4ca32ce8450a67e492c262264
PDF
Publication pagec6277a0a3fda5e39e0efc2cac113e0d8cc930068c77ef22649bb4d470aecbc32
Manifest31c5dc39759aeaf94523e86ba4d8040394c607f60eb00a0689f539f5dbcb4206

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
SignatureDva6ugPdpk6PM6tDNJTDafEgokWj9Re2AmSXjvUHmJw/NGL0rxKSbLWHVyFPvQLWHtvZZuIyM9UbtqjycSHaBA==
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

2026-09-17T12:03:07.624381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016860
observed c6277a0a3fda5e39e0efc2cac113e0d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:07.605321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016860/manifest.json
observed 31c5dc39759aeaf94523e86ba4d80403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:07.564735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016860/publication.md
observed f315e8e942c9af05622f051d731083fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:07.525929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016860/publication.txt
observed 58c615d5a69aa6ef5d74e4ed06750d73...
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.