OpenTechnical

OT-2026-000093154

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093154) never changes.

Identity and time

Publication numberOT-2026-000093154 · never reused
Internal UUID01a0ae9e-0910-73c7-abf0-cde7729477ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093154
StatusPUBLIC

Content hashes

Canonical text7bc3ce1426c1668915bde9fa9026f301194e2fb73360c96a47ee7ff9082b50c8
Markdown68749da89f8025920d1c71a7bd8b2373f7fbd1139c8d23a0287f1292622e0f3a
PDF
Publication page50a08d3facdec99b343f61b95f8bebf7f8b4066bf1d49c0f899c36a8353e76fe
Manifest45231ef7cdade91811c2ef0075f1544bf8cd92c197152ea1633e1a2373774179

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
SignatureJW2vuH+dq19SKj/7rskiezwUvVJBrop8rouHqvcjX8iY2yNvC4KAykdMnVXQV8WHPbs4eMGFQCA0efBxf939AA==
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

2026-09-17T09:40:27.061504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093154
observed 50a08d3facdec99b343f61b95f8bebf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.044847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093154/manifest.json
observed 45231ef7cdade91811c2ef0075f1544b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.026424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093154/publication.md
observed 68749da89f8025920d1c71a7bd8b2373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.008108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093154/publication.txt
observed 7bc3ce1426c1668915bde9fa9026f301...
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.