OpenTechnical

OT-2026-000059485

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before 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-2026-000059485) never changes.

Identity and time

Publication numberOT-2026-000059485 · never reused
Internal UUID01a0ae89-8619-7a7a-9a98-35e085339325 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059485
StatusPUBLIC

Content hashes

Canonical text84c8ae2ebbfba88605f2246ff527152e561b2addb7b6680ac9e3e07357a6984e
Markdown75aca0689e05ef6be14e99b21b4b42307bfefb4b5de19e678d9a76cf655c89a8
PDF
Publication page8312592dc89f0ab653c5ee359036ee8190cac5696fd289b2420f52ac78292314
Manifest6ce6d961e44c0fbf1e4c92058f9c400f372ce588a032eee4fee438994103d3c1

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
SignatureLFBQ+e8VpNVnptWfyNmAw08432UK/minn+0lExeOXdjyYUYiogwMlhzSxS0bMLlVYZiu5kHzyAY4Feg2kLFPCw==
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

2026-09-17T10:46:11.337814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059485
observed 8312592dc89f0ab653c5ee359036ee81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.318909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059485/manifest.json
observed 6ce6d961e44c0fbf1e4c92058f9c400f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.298190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059485/publication.md
observed 75aca0689e05ef6be14e99b21b4b4230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.266682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059485/publication.txt
observed 84c8ae2ebbfba88605f2246ff527152e...
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.