OpenTechnical

OT-2026-000083789

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, sustained 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-2026-000083789) never changes.

Identity and time

Publication numberOT-2026-000083789 · never reused
Internal UUID01a0ae98-0417-74e5-85bb-e331124beac7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083789
StatusPUBLIC

Content hashes

Canonical text70a0bd5159fa1194ba0f8dc30fad6c5ec15710b4e0d71ab5440f6d347414917a
Markdownd0774da1d6bf4536d04166ced0e94af842d1a745b59a7e500479474f58353d72
PDF
Publication pageec52d10fa9fa96df66fa55d59668b64f2bc3ae3fe6a098a2c01359e809eb0106
Manifest32a2ba022224c9b66b2e4503a083d3de2049c132b0a753750c3397c626a1d8df

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
Signature7O4ES/nHOTNj1m9SM89MPNASsJ6rD+kuf20U4eJ2zzc2NL7tsVj2AXT7Q5DrODntBtIOyAe66PPJfRLvM+dkAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:57:26.077182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083789
observed ec52d10fa9fa96df66fa55d59668b64f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.060026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083789/manifest.json
observed 32a2ba022224c9b66b2e4503a083d3de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.042076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083789/publication.md
observed d0774da1d6bf4536d04166ced0e94af8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.024946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083789/publication.txt
observed 70a0bd5159fa1194ba0f8dc30fad6c5e...
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.