OpenTechnical

OT-2026-000062009

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, vented after 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-2026-000062009) never changes.

Identity and time

Publication numberOT-2026-000062009 · never reused
Internal UUID01a0ae8b-b8ae-7d88-811f-19ee93ca1cfb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062009
StatusPUBLIC

Content hashes

Canonical text70270f55961b8463e15ab41d0b2c192230caaeb08ede89604449c38955e86c54
Markdown01c18a5f4709d29888777a5448517f8f9bdac0c4aad2abe3f06dcce38fed9e17
PDF
Publication page7dccf95da7086c7e9a6cbdfd73d95bf48f7d2f2ba95592b38aa85f0afd5f1042
Manifestf62ba7616673a49b5d5b1ed9b0b8637e4a010c9a0a34aceebcc753ba80afafa6

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
SignaturewITyPcIr7Db96PJWH08o80tLybjQoUsShEDOR+02yttBk6F959ulHyEDFHE53qssjG0OwalswEtvHW9x/4fGAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:02.169591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062009
observed 7dccf95da7086c7e9a6cbdfd73d95bf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:02.144621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062009/manifest.json
observed f62ba7616673a49b5d5b1ed9b0b8637e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:02.121211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062009/publication.md
observed 01c18a5f4709d29888777a5448517f8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:02.101482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062009/publication.txt
observed 70270f55961b8463e15ab41d0b2c1922...
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.