OpenTechnical

OT-2026-000099525

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000099525) never changes.

Identity and time

Publication numberOT-2026-000099525 · never reused
Internal UUID01a0aea2-c974-72a7-be54-6b237fe1805f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099525
StatusPUBLIC

Content hashes

Canonical textefb951aa802b0c66d14eb9cc261463d75917c049598846c04aae626d93631eed
Markdownba032d7e213e8a400fadc24149f1ea3c8df6eb4301a5c7a962f8a098e38d36a0
PDF
Publication page8c1028b733d01d4016db61ed767261433dd2adf2c6b0a0056c96b15b0405c644
Manifest011e7400b9a61764aeaf05bc85e3ab1ee1fc3d72f1030a6cbe173b21b180b45d

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
SignatureM3GWyVmlY2wJSEtDmnqelxbkNhOhUsao5I1PpJEJkDQTQ8jjHxOkZDB4VMN3hgLXBAbJ+a9pg+L24wkpr/JoDQ==
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

2026-09-17T09:29:25.510167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099525
observed 8c1028b733d01d4016db61ed76726143...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:25.492666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099525/manifest.json
observed 011e7400b9a61764aeaf05bc85e3ab1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:25.474873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099525/publication.md
observed ba032d7e213e8a400fadc24149f1ea3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:25.453691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099525/publication.txt
observed efb951aa802b0c66d14eb9cc261463d7...
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.