OpenTechnical

OT-2026-000060146

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000060146) never changes.

Identity and time

Publication numberOT-2026-000060146 · never reused
Internal UUID01a0ae8a-5a71-76a3-b3cc-46fc06e0cc30 · 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-2026-000060146
StatusPUBLIC

Content hashes

Canonical text324c7e99b225b5327bf736802b82f6cb48126ddc42b2a5066d3b76ae65161a5d
Markdown3fdc2677b371dd0802007781e5c720378490c0302131ed3125b289132a3e12cb
PDF
Publication page73b17ab609a69bc452d8d73640339119427aad7d1b6dfad5d8bd1e9683b19060
Manifest895454c328defb280cadf7b08136f2cc4e505f12355cdeeceb2a0f4f7bdc745d

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
SignatureBRE8YQw0gTLS4QKcpJ3Ea+cgFpZuUkoMS1YmhTPtCpThQ5odYU/T7U5IkHhDJBVvUrOdvLG5LwZP3Y/RU2C5Dg==
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

2026-09-17T10:43:48.238953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060146
observed 73b17ab609a69bc452d8d73640339119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:48.222286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060146/manifest.json
observed 895454c328defb280cadf7b08136f2cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:48.203889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060146/publication.md
observed 3fdc2677b371dd0802007781e5c72037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:48.187279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060146/publication.txt
observed 324c7e99b225b5327bf736802b82f6cb...
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.