OpenTechnical

OT-2026-000082507

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000082507) never changes.

Identity and time

Publication numberOT-2026-000082507 · never reused
Internal UUID01a0ae97-8cc7-77c2-a9d0-d78d0544c7c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082507
StatusPUBLIC

Content hashes

Canonical text18d76c93e28eae93040227bf4e85aed9ea859c4694270d3492a792b036db4fe9
Markdowna5c5016e70c7bf780058a06516ae892ce685296ab0e7e182e07eb38b000053c3
PDF
Publication page701f97ed91440556ac60b823c4e4b1f7a2c4b32c4161b801b3685998685e75f2
Manifest37cb16b9e01c085de3e272217b6d80a5cc5e6f409765fd430c746c16f3963199

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
SignatureEcpTfNolMSiQ41+3tZEmeM0qVZjwww4+aYVyhZ07Wc2XnPC/YwxJv/Yd78Yy7FjhnZ7w/+8DYtE1uBIcPM53BA==
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

2026-09-17T09:57:56.316990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082507
observed 701f97ed91440556ac60b823c4e4b1f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:56.300496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082507/manifest.json
observed 37cb16b9e01c085de3e272217b6d80a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:56.284960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082507/publication.md
observed a5c5016e70c7bf780058a06516ae892c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:56.269418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082507/publication.txt
observed 18d76c93e28eae93040227bf4e85aed9...
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.