OpenTechnical

OT-2026-000016252

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000016252) never changes.

Identity and time

Publication numberOT-2026-000016252 · never reused
Internal UUID01a0ae6e-2d11-7169-a181-556fb1824ee0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016252
StatusPUBLIC

Content hashes

Canonical text03cdf031b05cb91962b2e24ef69b69ff9b3eecf10c7d24b3a7a312d81438989a
Markdown4aa3d2c77ab998635142439de4c0639db834666bed51f1e145c26af3e075c19c
PDF
Publication pagea809abffb3c40c587284cd8667831ad550d5689bd59ea54d2e2d52549bf71471
Manifest2a0f1b8bee55b6e97169c62e9813ea17d455bcfd206bc39a8c10819cea5cbefd

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
SignatureVxBFj7Imo02wArIxAC00GS/CAQ0+FhN5r1oVL0L1hBzyScmFbfSuFzsyjwX3oHCMzuKLjUa4hGJZ2svvmSSZBg==
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

2026-09-17T12:03:43.551947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016252
observed a809abffb3c40c587284cd8667831ad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.534686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016252/manifest.json
observed 2a0f1b8bee55b6e97169c62e9813ea17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.515217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016252/publication.md
observed 4aa3d2c77ab998635142439de4c0639d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.496428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016252/publication.txt
observed 03cdf031b05cb91962b2e24ef69b69ff...
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.