OpenTechnical

OT-2026-000009030

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, vented 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-2026-000009030) never changes.

Identity and time

Publication numberOT-2026-000009030 · never reused
Internal UUID01a0ae6b-31b8-7d05-b847-5ae760542dfb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009030
StatusPUBLIC

Content hashes

Canonical textd821e95b48e40bed108e11338902c0d6ac00fd4fd0c4b837b0693e03f68f1b8a
Markdown545d2b4727a24c868947c93b808555369df3c36c6086455646b40d03c3061566
PDF
Publication paged1632204758bf46659348c7b44353ac813507563d9dd14ca0a2fa621ccaa1f42
Manifest0099fc510f856277d7268646efe5c48a2fbf6a2bd23b569492faf235d82ee055

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
SignatureL+yIw2jNfsKYaJx9BXy2zXoY8gsMk7pDrlbUE/u02ttWS4XAXNUeWA1UElV0Z7AkssjmzcNmzLXWtAYkhkRdCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:40.465131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009030
observed d1632204758bf46659348c7b44353ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.443999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009030/manifest.json
observed 0099fc510f856277d7268646efe5c48a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.424486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009030/publication.md
observed 545d2b4727a24c868947c93b80855536...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.405683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009030/publication.txt
observed d821e95b48e40bed108e11338902c0d6...
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.