OpenTechnical

OT-2026-000015682

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum 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-2026-000015682) never changes.

Identity and time

Publication numberOT-2026-000015682 · never reused
Internal UUID01a0ae6e-0c4b-7ff9-a581-6d6f751f1526 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015682
StatusPUBLIC

Content hashes

Canonical text97e9a50e6ca8895d7ae40f038dca084e9889a887d0ecaa49130da16ef5accff7
Markdown1fc578d5634fb399e37a4a36f563205ac1d46128d47f3a014e431f3a98d6a6c8
PDF
Publication page5d6b8f415db593044a871147b3a7f979859a10e4ccd40204687dfd918c3d8fa3
Manifest68227aa66b79af9f82830fdf52031e57d8363862508ac8784d16be6e5e71db1e

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
Signature//49fobRIZD7EpIIwVJ3MfIIJUp6AmSHjeO3GfUsgnNOXcnS4VU1VOybjYEoL1A13QGQmr8xHd84AXy/qExLCg==
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

2026-09-17T12:04:57.173299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015682
observed 5d6b8f415db593044a871147b3a7f979...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:57.151545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015682/manifest.json
observed 68227aa66b79af9f82830fdf52031e57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:57.133909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015682/publication.md
observed 1fc578d5634fb399e37a4a36f563205a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:57.114311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015682/publication.txt
observed 97e9a50e6ca8895d7ae40f038dca084e...
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.