OpenTechnical

OT-2026-000014663

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three 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-2026-000014663) never changes.

Identity and time

Publication numberOT-2026-000014663 · never reused
Internal UUID01a0ae6d-d093-7b33-9425-98900a9e2e13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014663
StatusPUBLIC

Content hashes

Canonical textcfd2ee7e3425681be2128225c924d6998b3fc970644edd538f2293b32ee6c159
Markdown0a4f97d187d641630d4dc7e59aeea4a707f73b4d36b1b945480a8ccbfd41fb2d
PDF
Publication pageaf631a34f28d166cdb975e014f1bcc0b2378ab1bbc233b06bbf2c8e5d3b7ba9e
Manifeste32315935bfefee19b7997920088deb6a18eb8e40b3885b2fcd5439695edc6bf

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
SignatureyBbuiHZSc3ZHMaIR3VZmoIU57bqhxvwM5p2iaByRej8Ax8ecetUFhjJvk+3B22bcVaRxU+grWzI4paELtbojCA==
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

2026-09-17T12:06:30.670115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014663
observed af631a34f28d166cdb975e014f1bcc0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:30.652968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014663/manifest.json
observed e32315935bfefee19b7997920088deb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:30.634086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014663/publication.md
observed 0a4f97d187d641630d4dc7e59aeea4a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:30.616382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014663/publication.txt
observed cfd2ee7e3425681be2128225c924d699...
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.