OpenTechnical

OT-2026-000074353

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000074353) never changes.

Identity and time

Publication numberOT-2026-000074353 · never reused
Internal UUID01a0ae93-7179-7885-bc89-a98217267fb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074353
StatusPUBLIC

Content hashes

Canonical text6a398e1da9c3dd9d995e2226106da806c8d52cd0b0c8595c868340f2b3bf2055
Markdown511fe277f226c964324427e035b1331caf5dbb8f08205722c3bf8262b402aeaa
PDF
Publication pageff25fb7b6307580507c1f72b7f7df52154242de0010849b9e87791623fe62f56
Manifestd76f964f93b7089efda3816b7b08ae4754be168a78e2bfb4f0893d0aedeea4af

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
SignatureCpCR9vwQzRNwPJk/6eOUFC8lP7hKZ53UVRE9Yek83izPwepACE2pSZEZyZGeKM/+x6BpvKX2Z4hegpHa3T0JCQ==
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

2026-09-17T10:19:16.720469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074353
observed ff25fb7b6307580507c1f72b7f7df521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:16.702856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074353/manifest.json
observed d76f964f93b7089efda3816b7b08ae47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:16.684218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074353/publication.md
observed 511fe277f226c964324427e035b1331c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:16.666582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074353/publication.txt
observed 6a398e1da9c3dd9d995e2226106da806...
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.