OpenTechnical

OT-2026-000049270

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000049270) never changes.

Identity and time

Publication numberOT-2026-000049270 · never reused
Internal UUID01a0ae81-134f-7c6d-9c13-caaf49c49938 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049270
StatusPUBLIC

Content hashes

Canonical text45884b896e5dce34bb9b9bfe886c08b9d9f1beebe5ba893538630d7969c022b5
Markdown6b79ce775686b8d18e70884eca65c8659688ef94b5b506e4af660e1149f4e6d9
PDF
Publication page95e48ef5a41d382dee4aed6ce071f47120575cfd84178ccc8865d133abd46fc9
Manifestfa26915a676fb8436754c0891f502031477ab4096fae6a15bc7786fb8605b59a

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
Signature7GsAuCu31geN06YbarWzVvjhoKa/7yUKvM43k1drRoYs+zJdJVvulTM0mpSwxxNpN+v3VkshGZDmu2vC+nO/Dg==
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

2026-09-17T11:04:07.441376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049270
observed 95e48ef5a41d382dee4aed6ce071f471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:07.423439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049270/manifest.json
observed fa26915a676fb8436754c0891f502031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:07.404421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049270/publication.md
observed 6b79ce775686b8d18e70884eca65c865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:07.384622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049270/publication.txt
observed 45884b896e5dce34bb9b9bfe886c08b9...
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.