OpenTechnical

OT-2026-000094227

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000094227) never changes.

Identity and time

Publication numberOT-2026-000094227 · never reused
Internal UUID01a0ae9e-92cc-7c20-a2c1-a37c206a7171 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094227
StatusPUBLIC

Content hashes

Canonical text23bf1779508d8fa53979cc7f3c850faaff32d7bf6c85ad15e9e363b4568c473a
Markdownbeb7d85cac86768894e753c4c79ee5d62c4fb45fd7f0d0975a6136696efcc867
PDF
Publication page5a2af17c55d700bc4504708d136a3c60cc8317ac095100768e2598f81995ea4b
Manifestba5f4c7de0b3a5defa5934c103ebe277f74f95e7ba2db1daaafee4960d435a46

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
Signature4oNtgFuZxCPDMBL8SgWa4eEWuCdG/HTHH93l2BvrpI/zd9YxQLFfWfp8nWsY0+ilwswpsG+SwWJCy2eJmXjJBw==
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

2026-09-17T09:38:42.265263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094227
observed 5a2af17c55d700bc4504708d136a3c60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:42.248899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094227/manifest.json
observed ba5f4c7de0b3a5defa5934c103ebe277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:42.231051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094227/publication.md
observed beb7d85cac86768894e753c4c79ee5d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:42.214824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094227/publication.txt
observed 23bf1779508d8fa53979cc7f3c850faa...
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.