OpenTechnical

OT-2026-000017527

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000017527) never changes.

Identity and time

Publication numberOT-2026-000017527 · never reused
Internal UUID01a0ae6e-76ca-7947-a774-c1bc79f9cebf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017527
StatusPUBLIC

Content hashes

Canonical text0a04a92f0a576fe7c802d93fb40df52eb647c1fc6d9c6ce4f269e551e6786e5f
Markdownea8e03c232c7cec40a67910b3c81f8f7a16e58a84ab153666f6f32be179d3b7c
PDF
Publication pagec3647e2eed9a1dd9fc15202358f7fc7142bf7a2969884485d94d1a9efaff64b2
Manifeste2596fcb492f2461d9d96aef8d9fa8cc04997b323ccc8fc525e36424bffda92c

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
SignatureZV5xxcfSIGNmrbuPLkPhWdoSYlHXygWMXAkv8YjONelLgrUd386M5M5aEwFWB30GXKgsmFMye5CKyvRfwbW5CA==
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

2026-09-17T12:02:41.210259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017527
observed c3647e2eed9a1dd9fc15202358f7fc71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:41.191539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017527/manifest.json
observed e2596fcb492f2461d9d96aef8d9fa8cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:41.172617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017527/publication.md
observed ea8e03c232c7cec40a67910b3c81f8f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:41.155476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017527/publication.txt
observed 0a04a92f0a576fe7c802d93fb40df52e...
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.