OpenTechnical

OT-2026-000055272

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000055272) never changes.

Identity and time

Publication numberOT-2026-000055272 · never reused
Internal UUID01a0ae86-a100-7d6d-90db-16812f0ce839 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055272
StatusPUBLIC

Content hashes

Canonical textaf9933be0fbb252be873e7cf70ce0075ed834494f3003f35546f3ffe89f3248b
Markdown3ccda829e73d1d0fe209c9918e61b565f54dc41620bfa0b302a5e60ace06d55e
PDF
Publication page175f2e61c79abf493c20691a56ecdba46649e152a5425038dd1993e9a3e897f0
Manifestc31715e5f8d6ecbec9eb9adfd59b1a4f26b86c616dafbf62cbf714ab3bfa2648

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
Signature8q47UtmRRfeWHad39419Rf87thczXET8kYZM6Asvb+e/eFmzG0oHOFjTQ4UnUHBkO4tOcO0loBzzh6qbRbvVAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:51.863258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055272
observed 175f2e61c79abf493c20691a56ecdba4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:51.845938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055272/manifest.json
observed c31715e5f8d6ecbec9eb9adfd59b1a4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:51.828872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055272/publication.md
observed 3ccda829e73d1d0fe209c9918e61b565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:51.812731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055272/publication.txt
observed af9933be0fbb252be873e7cf70ce0075...
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.