OpenTechnical

OT-2026-000097642

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000097642) never changes.

Identity and time

Publication numberOT-2026-000097642 · never reused
Internal UUID01a0aea1-92f2-73d8-914b-779669fec014 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097642
StatusPUBLIC

Content hashes

Canonical text21ccf06f3cb844e2caf69bac7c68350fab6dd8e1b9bafcfc114702ebb9b9e37b
Markdown991b456317d189fe461b16601244e20d544ffe3b51a92f2236508236a22a95d2
PDF
Publication paged2e2fd92010739d51af8f10b99e9c266a50a17dd67609c54ddd4d4ced6033208
Manifest655185ff4e2148372ea8b4993ece4adf859b6a5b77973ddd7f1d57bfe74bee2e

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
SignatureLmfEIok93mjuQ9pXj/Q7MI5x8Cs/f3nLEnylaGFY69XYHQ3x81Mh08+hHtHpthWyJLV9XjJLnTUZQT1/f8liCg==
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

2026-09-17T09:32:39.318087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097642
observed d2e2fd92010739d51af8f10b99e9c266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.300720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097642/manifest.json
observed 655185ff4e2148372ea8b4993ece4adf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.282753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097642/publication.md
observed 991b456317d189fe461b16601244e20d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.266222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097642/publication.txt
observed 21ccf06f3cb844e2caf69bac7c68350f...
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.