OpenTechnical

OT-2026-000099030

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000099030) never changes.

Identity and time

Publication numberOT-2026-000099030 · never reused
Internal UUID01a0aea2-8287-73cd-b328-cd8f8e97e8a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099030
StatusPUBLIC

Content hashes

Canonical text2ddae4bb0ce0ae24b7f2ed69473e38a3f19fc292c6ef3af7d218b59fd6773af1
Markdownb618275c497a145a4eabf8a5b93a1415ee91cbfea3bf65b4635b0296dc449c3a
PDF
Publication page5d45a3de26c7e771944765bf2bfba5ea8b70f1aced0a0a8d6b068fa321e478c0
Manifest6570ab8921c2822f01cef9c4bdffb6a210e99d3695c199c3480f124126b11baa

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
Signature2pYtDvQldWJ1vOEr3XFrLinIWxrRtHjMqHUXjbd50WL3baNCeAayLZnZ89q/nlchHxDdgqOHaZMfPiCgPvtDBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:14.262603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099030
observed 5d45a3de26c7e771944765bf2bfba5ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.243621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099030/manifest.json
observed 6570ab8921c2822f01cef9c4bdffb6a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.222855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099030/publication.md
observed b618275c497a145a4eabf8a5b93a1415...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.204490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099030/publication.txt
observed 2ddae4bb0ce0ae24b7f2ed69473e38a3...
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.