OpenTechnical

OT-2026-000035027

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000035027) never changes.

Identity and time

Publication numberOT-2026-000035027 · never reused
Internal UUID01a0ae76-6a1c-731b-9d72-c733a7eb9e52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035027
StatusPUBLIC

Content hashes

Canonical texta85773b33075d1ce458eb9a1611e8553a5cc52a28e406e00249265823c7a1286
Markdowne81e47bf9a379aac00702042c6e837eb720cb50c1e39a3dc641b37f28329c437
PDF
Publication page5f482d806207dbebaf91b700cdf2c0d9ce5e5387922ed6a28e8a21b759843eaa
Manifest9141d364d6afcd60a48a90b40b15d57660c5929aae30dcb34f13f49e8c78c3e7

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
Signaturea0l1/4WsT8exdmS5wWvZOX8N/cW66rf5KcOYs+DzVTqzbWf/Bt26B4/soXh/Vj0pSVUK6FKJ3m/9PDPar6y4CQ==
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

2026-09-17T11:28:04.635526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035027
observed 5f482d806207dbebaf91b700cdf2c0d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.618294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035027/manifest.json
observed 9141d364d6afcd60a48a90b40b15d576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.593115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035027/publication.md
observed e81e47bf9a379aac00702042c6e837eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.574961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035027/publication.txt
observed a85773b33075d1ce458eb9a1611e8553...
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.