OpenTechnical

OT-2026-000036476

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000036476) never changes.

Identity and time

Publication numberOT-2026-000036476 · never reused
Internal UUID01a0ae77-46e5-78d6-a131-c01a874bbd3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036476
StatusPUBLIC

Content hashes

Canonical textab564713d1f4cfb45afd93734d2fe6b8cfc365fa3f0346289c38c0b308f148e1
Markdownde89ded7a44b572a59a89ed624e0a7d44121e6ae3c6720565fce3d3bc45db242
PDF
Publication page01e0b707f9de7f54d2f4ad2359d817ad8a630af75ca51874222ce557f28df61e
Manifest356602c2c622859938e2fa4ff3dc7e67868cb2cc208af0d4af38fc9ce455176a

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
Signature6qdsHN7fHJuwGI0t1Jn8IGBKU5ruEFgQRKQEUKjhsH5Q+Df5BLZ3iYcwp4Dy2FKaGz2MCZ9A9Fqsx7W8zlKXDw==
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

2026-09-17T11:25:09.627141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036476
observed 01e0b707f9de7f54d2f4ad2359d817ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:09.608775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036476/manifest.json
observed 356602c2c622859938e2fa4ff3dc7e67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:09.551387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036476/publication.md
observed de89ded7a44b572a59a89ed624e0a7d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:09.403205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036476/publication.txt
observed ab564713d1f4cfb45afd93734d2fe6b8...
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.