OpenTechnical

OT-2026-000093873

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000093873) never changes.

Identity and time

Publication numberOT-2026-000093873 · never reused
Internal UUID01a0ae9e-92c7-74a3-b85c-667880e31749 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093873
StatusPUBLIC

Content hashes

Canonical text24ee7719837ac95a0a3a5ba3b69444bd5c09968c1e8a7f50b89e957a03072816
Markdowne7ad61769d735e211d083dd2dd492ba1ca9d25afbfdbde437c41849a59022053
PDF
Publication page0b413f68ebcf417e25f9bc5d87d87bebe5cb33cb0345b3aef4d90c7161319702
Manifest26b4e21a15c97f868e1a3b9e3bffabf970c7288a10ec78029c1346c88f1e3542

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
SignatureRPyH0XIlY6ENfF+Uxi7A04ENmsBm9/zjew7x9Whik//Es55ELrM38kiuH5IshB8r82xwY4mS9GpN/73YSSqOAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:07.921759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093873
observed 0b413f68ebcf417e25f9bc5d87d87beb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.905578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093873/manifest.json
observed 26b4e21a15c97f868e1a3b9e3bffabf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.888922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093873/publication.md
observed e7ad61769d735e211d083dd2dd492ba1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.869963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093873/publication.txt
observed 24ee7719837ac95a0a3a5ba3b69444bd...
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.