OpenTechnical

OT-2026-000009745

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000009745) never changes.

Identity and time

Publication numberOT-2026-000009745 · never reused
Internal UUID01a0ae6b-7564-7646-bc49-d1ffbfbb3aee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009745
StatusPUBLIC

Content hashes

Canonical textb1446b311c7b2519bee693f9837bb8058f91339629490d9771ea2b836b27ec47
Markdowne5209ef0447192f475c7318419e8243729aeee28f313edb50ef7c590288b111e
PDF
Publication page7bad8c8d5c1fa07a59638431e93f49d1cd73fae796fa7f7cb252eebbc6b46926
Manifest76b3092b21a0522bcbb4200889562900c57a89dd563116bef497c70c3e2eb8ed

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
Signaturec30LnDCSqQGE6CE/zWWZc1Yzqy0IaMh3uW6WUH/vUs437c2Fcf3tiyem3O8mWFt/UMhEFJWdA47SLaF/mMyfBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:15.003568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009745
observed 7bad8c8d5c1fa07a59638431e93f49d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:14.984681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009745/manifest.json
observed 76b3092b21a0522bcbb4200889562900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:14.964145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009745/publication.md
observed e5209ef0447192f475c7318419e82437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:14.944351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009745/publication.txt
observed b1446b311c7b2519bee693f9837bb805...
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.