OpenTechnical

OT-2026-000015934

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000015934) never changes.

Identity and time

Publication numberOT-2026-000015934 · never reused
Internal UUID01a0ae6e-0c4d-754f-abb6-5c8ae2aaaee0 · 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-2026-000015934
StatusPUBLIC

Content hashes

Canonical textb71aa6a093131404402b8d4410e77321729f20644e8a9ad62ab7a74bbad34325
Markdown76a87dee51f85cd72758e8dabe13aa51da63142d7a66cfe4921cf0ad732b0f89
PDF
Publication page80ce87adff6fff346b99dc3e4bf8eda4677e5728dbfad3ee5afd66c48eaef46e
Manifest5d0ea7309208600ddbd1f19076098c7ef21093e1f8c4559e37538068808d2e3a

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
Signature2L8ms65saIyORWNmTZWioN/aJ0lll/zCzxJVVQeWpHgsNUY6AFz66lDX6Bq+3SlNJ0x9Z+gv3UjKzAAtfCtcBA==
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

2026-09-17T12:05:24.346349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015934
observed 80ce87adff6fff346b99dc3e4bf8eda4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:24.323790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015934/manifest.json
observed 5d0ea7309208600ddbd1f19076098c7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:24.304053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015934/publication.md
observed 76a87dee51f85cd72758e8dabe13aa51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:24.283882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015934/publication.txt
observed b71aa6a093131404402b8d4410e77321...
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.