OpenTechnical

OT-2026-000016172

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000016172) never changes.

Identity and time

Publication numberOT-2026-000016172 · never reused
Internal UUID01a0ae6e-2d10-7d0c-81be-5ae98f06400a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016172
StatusPUBLIC

Content hashes

Canonical textf3eefd2b6724d95254a75610907ff588ac19e3259cad6fe32e9e714cecff9f0e
Markdown96e44b894cce92d06d11c2f4910edc1c2b26503ee4fa419cbc3dce123f901ee0
PDF
Publication pagee057d168712cc2721c57c662500120f74d2a15d2c39da7bc278a5d31d649f410
Manifest75b87cf9c4cc59dd26161a810563ab2c02d8a031bf934e1a8e55c2464237fd40

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
SignaturersVEFAciBigYKTgcOMk0uE2txqC/5p7jSbk5y2La/z/vgapRr6ZdZq7iSVPKv8CsD2A3O1/4kofptGVzlqOaCA==
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

2026-09-17T12:03:37.292618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016172
observed e057d168712cc2721c57c662500120f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.275586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016172/manifest.json
observed 75b87cf9c4cc59dd26161a810563ab2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.257786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016172/publication.md
observed 96e44b894cce92d06d11c2f4910edc1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.239774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016172/publication.txt
observed f3eefd2b6724d95254a75610907ff588...
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.