OpenTechnical

OT-2026-000099493

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum 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-2026-000099493) never changes.

Identity and time

Publication numberOT-2026-000099493 · never reused
Internal UUID01a0aea2-c974-783c-b808-2b39c7d74b8a · 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-2026-000099493
StatusPUBLIC

Content hashes

Canonical texte7e5c2fe447889cc6cb798d371d87bd99a4d7225ad4537346bad1caf1814a4f5
Markdown70a204c579b19e6dc1dd1e265e93763af27884e760195629b5406925b89b0ac3
PDF
Publication page26f6466c8e6e1105309aeeaefbf758c664c8aed5ab6e47c7721f17364d290b2c
Manifest59da67302e1b4a09e50820c6826f1c3e220d0405e132e3e60dddf837e87d0c9c

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
SignaturecZW3l3ISlZpzTdZO+C4puf6ho9+Mkwbe4oNCHxvMn72W2N8g5Rd0CDmQs9RD/ss7vxEl1fSSrIcjqpdNjkoaAQ==
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

2026-09-17T09:29:23.210853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099493
observed 26f6466c8e6e1105309aeeaefbf758c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.191424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099493/manifest.json
observed 59da67302e1b4a09e50820c6826f1c3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.142877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099493/publication.md
observed 70a204c579b19e6dc1dd1e265e93763a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.090760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099493/publication.txt
observed e7e5c2fe447889cc6cb798d371d87bd9...
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.