OpenTechnical

OT-2026-000082273

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, sustained 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-2026-000082273) never changes.

Identity and time

Publication numberOT-2026-000082273 · never reused
Internal UUID01a0ae97-4d94-75e8-aa58-fe9bc37f4f64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082273
StatusPUBLIC

Content hashes

Canonical text1c924d4a0f05693c12077834aec8a95ab7a3d708b8bee728c182ab484a1394c7
Markdown8576ededa6e95f1b9569a39ccc8a8e2ea7c2ac3e4a1c929cba8abf967de330aa
PDF
Publication pageef34ffffdd30a51f767342663c3e20e2926dd17515f53ae05dcee3b67a685f22
Manifest0fec1b3fc711112c690ac8d7001869e2b646ac15f07006313f4593ab67d39714

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
Signature9kNG0d8atezCzbwI+j8c1eC7Bcr6oL6D/5qUpnzRgi3FmALQjEwfKmeLu/PVB1oE0rqu23MnAwgrH5pE6f7yBA==
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

2026-09-17T09:59:07.722273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082273
observed ef34ffffdd30a51f767342663c3e20e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.704454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082273/manifest.json
observed 0fec1b3fc711112c690ac8d7001869e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.686923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082273/publication.md
observed 8576ededa6e95f1b9569a39ccc8a8e2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.668556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082273/publication.txt
observed 1c924d4a0f05693c12077834aec8a95a...
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.