OpenTechnical

OT-2026-000062094

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump 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-2026-000062094) never changes.

Identity and time

Publication numberOT-2026-000062094 · never reused
Internal UUID01a0ae8b-b8b0-7d6e-90e7-bff2dba286eb · 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-2026-000062094
StatusPUBLIC

Content hashes

Canonical text9361d84701d36c013344cd61f9df5dafd2712d4a3dade1329a0a3277209ae1f8
Markdown839b9f62c966c765c49d8320f26b6ef2b73edf317ae6d2394002640d22829168
PDF
Publication pagea6ce56bbc8607eeb95863593ce83cd85a99d2a4e03b15a45172ee9db30ad807e
Manifest2603908bfc5fd262e87aa3a9f7a73e6714863285c80b9b3bacfaf4062b79929b

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
Signature8J/yAQd6fRoc1ATg+d3Y0UFJUbUkOoanzg9uVg6I9R+a8ozSiYwiTVdSHRpSbUUgagOoodDnZ+SHbEt920vPDQ==
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

2026-09-17T10:41:08.994230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062094
observed a6ce56bbc8607eeb95863593ce83cd85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.975040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062094/manifest.json
observed 2603908bfc5fd262e87aa3a9f7a73e67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.957552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062094/publication.md
observed 839b9f62c966c765c49d8320f26b6ef2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.940785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062094/publication.txt
observed 9361d84701d36c013344cd61f9df5daf...
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.