OpenTechnical

OT-2026-000023914

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000023914) never changes.

Identity and time

Publication numberOT-2026-000023914 · never reused
Internal UUID01a0ae70-aed6-7506-8a23-2b8f3f3f21dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023914
StatusPUBLIC

Content hashes

Canonical text775b9715d0e49ad7c5c358903ab3eb28b1b9a3e2f52b9b84b547d2c1a9b515a4
Markdownff306c00a97409831e6be5f2236b16ba218c6b5fc5f3dd1f27bf045e16ae0c86
PDF
Publication pageaea377d30b58591e77ce23d192519436c6f21dd30b3aaed794547f122d7632fd
Manifest11a9ae9a8e8a00fa63392205e4c2f5fd0e558535aa19c3b3b1bf2aaa0010cd35

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
SignaturepNEg21VxrygoN4r1PhUmC6nznbwb6iNkaUN7ncCd3beVPJQcJG9/6Jzj8wBh8O9ELl29EssOofXei+nGufoJAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:50:32.067269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023914
observed aea377d30b58591e77ce23d192519436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.046591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023914/manifest.json
observed 11a9ae9a8e8a00fa63392205e4c2f5fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.028980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023914/publication.md
observed ff306c00a97409831e6be5f2236b16ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.010667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023914/publication.txt
observed 775b9715d0e49ad7c5c358903ab3eb28...
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.