OpenTechnical

OT-2026-000012704

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000012704) never changes.

Identity and time

Publication numberOT-2026-000012704 · never reused
Internal UUID01a0ae6d-5562-7c96-83b1-1adece78159b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012704
StatusPUBLIC

Content hashes

Canonical texte3bd08d1544bf9e18fc4667101e15bd09678d1023befa71594185a5dbedee3d1
Markdown4b9073e2b4f4aee557bb54e891553fba8fbe8834a59808ebd48167dc742834b2
PDF
Publication paged7c3545213ca266806c38be79c04c87f3ea76dbecab545537f14ac4531022560
Manifestfe5801584ca43e708d17e84bf1ff972b0d973237a5fb15c66a9a55c78c476ad8

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
SignaturePvXbIQsKdwMbMPKWdw9nl54VJTdFpq+QMp4XLCSQ6k8xRFB5J/zYjxgOi6QBOj2d7Eks/uxdZnDcrFVD2UO1CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:10:21.724580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012704
observed d7c3545213ca266806c38be79c04c87f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.705751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012704/manifest.json
observed fe5801584ca43e708d17e84bf1ff972b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.687439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012704/publication.md
observed 4b9073e2b4f4aee557bb54e891553fba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.666535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012704/publication.txt
observed e3bd08d1544bf9e18fc4667101e15bd0...
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.