OpenTechnical

OT-2026-000073265

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line 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-2026-000073265) never changes.

Identity and time

Publication numberOT-2026-000073265 · never reused
Internal UUID01a0ae92-efb7-7c40-bd28-5d2dbf02e2e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073265
StatusPUBLIC

Content hashes

Canonical textbfab8d71c19bc637725376d77b91a9cae38be6899838d61e606876e0fd555a96
Markdownae287fb24a7c099c27fc82d1e04fac525e31680598260c419c4d08c0929bf108
PDF
Publication pagefd5bd5e5fbbf8302a9db30a65016c6ff802e3f5091e97e3e76b6d610250abd04
Manifestfd7168c852910bd7bb737218fc4c46a903dd138ca98b49e25b19dfce248570fd

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
SignatureUG/heMac22/pUEc975Ub2CsMjPF9EgJphg32dg+o9W54ZM4AlQMh5Sakk5gvPal4DakwOJVDylMIkVFDasjSAQ==
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

2026-09-17T10:21:15.987034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073265
observed fd5bd5e5fbbf8302a9db30a65016c6ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.967438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073265/manifest.json
observed fd7168c852910bd7bb737218fc4c46a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.946979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073265/publication.md
observed ae287fb24a7c099c27fc82d1e04fac52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.928128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073265/publication.txt
observed bfab8d71c19bc637725376d77b91a9ca...
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.