OpenTechnical

OT-2026-000060170

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000060170) never changes.

Identity and time

Publication numberOT-2026-000060170 · never reused
Internal UUID01a0ae8a-5a72-7058-8583-c07d8ac45af7 · 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-2026-000060170
StatusPUBLIC

Content hashes

Canonical textdf330832d4982dda6e11852b0b0ed5815a35252a20eb1c68c041225fad38ca22
Markdownf6a17587675818c14d7aeb9dd928dcf82883ec1da61417470d3a3feea710d470
PDF
Publication page655a61426270142d39cf151b84610d9511e0d42432158464144ffd2e1fae5b6b
Manifestded226da96d1eb67ed7a73060a7f1435c32b9bf05112037ba52b9dd608b13c5f

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
SignatureTvxqADSqOLdoRoqkiz/yurOtBoksBby5ygO9djrqe+X1Iis7fmAFMFUcvi/vUhKve6t6vaVVYuQQlvN81xfnAA==
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

2026-09-17T10:43:49.996984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060170
observed 655a61426270142d39cf151b84610d95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:49.978597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060170/manifest.json
observed ded226da96d1eb67ed7a73060a7f1435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:49.960294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060170/publication.md
observed f6a17587675818c14d7aeb9dd928dcf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:49.942894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060170/publication.txt
observed df330832d4982dda6e11852b0b0ed581...
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.