OpenTechnical

OT-2026-000061626

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, vented after 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-2026-000061626) never changes.

Identity and time

Publication numberOT-2026-000061626 · never reused
Internal UUID01a0ae8b-7b45-7bb2-98c4-8201fbf9d880 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061626
StatusPUBLIC

Content hashes

Canonical text0e5cbb0b24f6e12d40689652438d95f1bcbcd32bd45c8ebbe3efe1c35120ea18
Markdown95aa8dc65f40bd8fd013853a63037012d756386ef6bd7ab98b6337ac09cb0942
PDF
Publication paged190863e4886c921fb371f6a15af396813630b5348ba619856e16feae8d527de
Manifestc372e916a73826ec2dbbda8515625e85e183cbb684dae82fce0fa93f7fff7ee4

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
SignatureONJmF83MPSqW2bJtw1jXTKIOzTZHGVpzU99Scp2JavfOPHO1ttKV9M+5gXHLcMofdY/vPRd3nam4RP8A3ylBDg==
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

2026-09-17T10:41:33.688923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061626
observed d190863e4886c921fb371f6a15af3968...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:33.663947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061626/manifest.json
observed c372e916a73826ec2dbbda8515625e85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:33.640803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061626/publication.md
observed 95aa8dc65f40bd8fd013853a63037012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:33.619346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061626/publication.txt
observed 0e5cbb0b24f6e12d40689652438d95f1...
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.