OpenTechnical

OT-2026-000084305

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, 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-2026-000084305) never changes.

Identity and time

Publication numberOT-2026-000084305 · never reused
Internal UUID01a0ae98-5b61-7da5-b8bb-ec3adf3879b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084305
StatusPUBLIC

Content hashes

Canonical text0d76ae9a551b2ef4095d678db8a0482099d2f82170668e508f616553dbf19b71
Markdowna2eb743c25a7ea9535c7996896742a02d9e2a58b4518b78cdca2a197a9acb849
PDF
Publication pageeaa0774ad0c821892278cb3ce0596b236d4a22e4f26b77f6686f3f86a03a4ab5
Manifestd1e7cbda78bd6aec2dd71b5b747eaffadb94b814fae7b4e4abec46b299ccf87b

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
SignatureUZYqcBMebSZqTPUs2EqO40T3jOguTmnUeNK/elCQdhWCCIn+7DS6RAcVA8/EFp4U3f/rSf4d4t/fS+/Qehg8CQ==
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

2026-09-17T09:56:13.592214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084305
observed eaa0774ad0c821892278cb3ce0596b23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:13.575757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084305/manifest.json
observed d1e7cbda78bd6aec2dd71b5b747eaffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:13.558446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084305/publication.md
observed a2eb743c25a7ea9535c7996896742a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:13.541758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084305/publication.txt
observed 0d76ae9a551b2ef4095d678db8a04820...
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.