OpenTechnical

OT-2026-000060125

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000060125) never changes.

Identity and time

Publication numberOT-2026-000060125 · never reused
Internal UUID01a0ae8a-5a71-7f9d-b573-3cc7776821b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060125
StatusPUBLIC

Content hashes

Canonical text11300bd6b80016a6c7b43cb67d3627e41b3e76708eb664f800d7a9e4ce0a8115
Markdown12e3b01da7fc87494af4844007aec630dd4cb9db676e7552e64dc9fb78f082d5
PDF
Publication page3c41ee06c8ab5bd4473c19cf93dd22f15dc95e644bb8392b2b8c094f7d8aa96b
Manifestb185c29238d47d51a71449e17cde9bceec254a037973ba55f84b7f1436967920

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
Signaturec4NZDW8LZGANh/oJuk8fjEzfWeKzMghGIpk9zZ9muhvUhhHrjY41VJVmPI1loYWMTZqzV8rj0fpaeFbhOy3jAA==
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

2026-09-17T10:43:46.516174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060125
observed 3c41ee06c8ab5bd4473c19cf93dd22f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.500203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060125/manifest.json
observed b185c29238d47d51a71449e17cde9bce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.482821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060125/publication.md
observed 12e3b01da7fc87494af4844007aec630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.465090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060125/publication.txt
observed 11300bd6b80016a6c7b43cb67d3627e4...
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.