OpenTechnical

OT-2026-000075886

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000075886) never changes.

Identity and time

Publication numberOT-2026-000075886 · never reused
Internal UUID01a0ae94-29ff-75c8-9faf-aab1f8a55a4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075886
StatusPUBLIC

Content hashes

Canonical texta210c1c1b22ec76e58b042172c6df50196a3c97505241bd43635a68f3a271529
Markdown15a7ac07971c72bdbad737fd0f914237aa6041686fdd48129f70b1e95590f2cd
PDF
Publication page3e273d6410ed33e7787a4620b24559f8abfa17bfd73ab7d0665bf6fb30b01b77
Manifest44c0c9736b9d427b05dd955be9a461b2e1d60661af34682d04d1ba447ff17bbc

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
Signaturel/0sXicsWG4ehrKCq9X6ZjHb6TFhpG90ZOr2kyoO06+Rw4Kij8p9YBwVt2G0k8u8a9OFmbC3ei5bTavLdZH2AA==
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

2026-09-17T10:14:40.025051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075886
observed 3e273d6410ed33e7787a4620b24559f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:40.005198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075886/manifest.json
observed 44c0c9736b9d427b05dd955be9a461b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:39.985744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075886/publication.md
observed 15a7ac07971c72bdbad737fd0f914237...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:39.967190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075886/publication.txt
observed a210c1c1b22ec76e58b042172c6df501...
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.