OpenTechnical

OT-2026-000059210

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000059210) never changes.

Identity and time

Publication numberOT-2026-000059210 · never reused
Internal UUID01a0ae89-8613-79bd-bc68-60722b5a6917 · 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-2026-000059210
StatusPUBLIC

Content hashes

Canonical text9c87ced1bfd5a31f10cabecd0abcecf79076f934e471766b269ea4d3a91d8743
Markdownb07b485b175a711beed49462c9a6acc9c68b261fd38f6a21901335a55396028f
PDF
Publication page54d9df01a57c20c3bdafb68327332f52627659bec433d59e9b32d2c97506b30d
Manifest57f7fbc9a2159fcfff0855b373401582b97d4016376bbaa95577b7b9751c6b6a

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
SignatureCWvEk3OjCrKFfVhHSI6ZQH/Yqu6Vi8seRcUBJt032v8C3PvUl8zmdEiO/L5FNDLIczaLx3sAzh6p2agZYBRWDA==
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

2026-09-17T10:45:44.402881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059210
observed 54d9df01a57c20c3bdafb68327332f52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.386003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059210/manifest.json
observed 57f7fbc9a2159fcfff0855b373401582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.368373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059210/publication.md
observed b07b485b175a711beed49462c9a6acc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.350861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059210/publication.txt
observed 9c87ced1bfd5a31f10cabecd0abcecf7...
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.