OpenTechnical

OT-2026-000030168

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000030168) never changes.

Identity and time

Publication numberOT-2026-000030168 · never reused
Internal UUID01a0ae73-e500-7e01-a7b7-fd4fffef6f3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030168
StatusPUBLIC

Content hashes

Canonical text04b5aebf2c1d7b39a83a160231465e7ba44d67c83e57e33806d9647666c1c549
Markdownb3bfb9b6976ea0a2113678ae068f828191e40bca027ff5150f71dd6ed9f39ddb
PDF
Publication pageda91c70e55da47d43a034e40affc3942c1e0fe35e4cc9eafd602f68b74df7022
Manifestf4414107b0d5fd55072a91345baf398062e35d2096a92e5184007d971a9ea5ae

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
SignatureTlzj3bqfjdUzsSVJYwhmaI5yoyj8PL6F4kYZzqnDdczcb5WwpXeWr1g1AGiSrKl7vEu6Qy3VhEfHvnNaMWBmCQ==
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

2026-09-17T11:40:31.699985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030168
observed da91c70e55da47d43a034e40affc3942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:31.683782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030168/manifest.json
observed f4414107b0d5fd55072a91345baf3980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:31.665852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030168/publication.md
observed b3bfb9b6976ea0a2113678ae068f8281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:31.649828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030168/publication.txt
observed 04b5aebf2c1d7b39a83a160231465e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:48.080571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030168
observed da91c70e55da47d43a034e40affc3942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:48.061438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030168/manifest.json
observed f4414107b0d5fd55072a91345baf3980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:48.045778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030168/publication.md
observed b3bfb9b6976ea0a2113678ae068f8281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:48.029441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030168/publication.txt
observed 04b5aebf2c1d7b39a83a160231465e7b...
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.