OpenTechnical

OT-2026-000064312

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000064312) never changes.

Identity and time

Publication numberOT-2026-000064312 · never reused
Internal UUID01a0ae8d-a460-757f-bebc-c929d7d1c63a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064312
StatusPUBLIC

Content hashes

Canonical textf1b1772ba52291c11eb07bea41726653fb3af70fc4dd7810c3fe675723fd84a5
Markdown94eaddcaf81a80c4be2fd60312f62e8f0a723b2703f8f6e4ae17da5b717e865e
PDF
Publication page35aba0d87451d4fdaedf0e9e7b1a44e77cc53158ec9564a2a61e9a75f952bd6a
Manifestc214b5ee9e4304c5ad250fee430a651459f787188638d9c5beb0aacb87d00eec

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
SignatureXl7ShRJC8yOHLOLQfYRZu16XhoBdVj/oWQ+KBISeQsfDDjErrEZ65Zeg7cENK5FjdVB1kbjPkb5oY9O8L/bQCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:27.792432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064312
observed 35aba0d87451d4fdaedf0e9e7b1a44e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.775099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064312/manifest.json
observed c214b5ee9e4304c5ad250fee430a6514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.757292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064312/publication.md
observed 94eaddcaf81a80c4be2fd60312f62e8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.738293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064312/publication.txt
observed f1b1772ba52291c11eb07bea41726653...
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.