OpenTechnical

OT-2026-000076450

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000076450) never changes.

Identity and time

Publication numberOT-2026-000076450 · never reused
Internal UUID01a0ae94-6a71-7822-9318-f52328094437 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076450
StatusPUBLIC

Content hashes

Canonical text8b2d7b1ae4c103c84452a7ecad75e2e9a9feb23e520e03e985d96952287d483a
Markdown4a505465ff29e379cfb3f4956f14d11569f25140c74883e2558024de7c2499dc
PDF
Publication pagec80d37b499d05971f0769e558986c2566fad09b538ae81dc37501a84b0ed9ee5
Manifest718ff9eb2cf73141d6b9774a987e3d3cd707bbdee069f00c9b5c89e828b917f4

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
SignatureAKZxQr3yhME3IjAJT+JUTxR/Pe2pl/gErmUheYrDncJWReMmBTfxUzYcodq5eqYaWaMhziy2WWv3MZo4T5C0BQ==
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

2026-09-17T10:12:34.454138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076450
observed c80d37b499d05971f0769e558986c256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:34.314263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076450/manifest.json
observed 718ff9eb2cf73141d6b9774a987e3d3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:34.047187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076450/publication.md
observed 4a505465ff29e379cfb3f4956f14d115...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:33.999558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076450/publication.txt
observed 8b2d7b1ae4c103c84452a7ecad75e2e9...
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.