OpenTechnical

OT-2026-000051314

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000051314) never changes.

Identity and time

Publication numberOT-2026-000051314 · never reused
Internal UUID01a0ae83-2740-784c-94be-cd388c21efa8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051314
StatusPUBLIC

Content hashes

Canonical text1e649ddda8eac469ddb82f78a50293fe28f1f115ff122f15181c26548065e29d
Markdown4154cb2b4a1849b87f732d341718cd238c7aba5df87397dfa7fc45503d099c80
PDF
Publication pagedae3005451b549807f11668e0a16be60c72a782a30075dc41c9ee5617952707a
Manifest15ca4f5e161ec008ba536768e77db0cd4248a7842083b485b595885e17b98a50

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
SignatureNmcAc4qso43KweQRQb55yKXE8UGVC+5yT9TqimZ4cfOf6M9wrCJ4l4fRGavNcNg78XiWcWXdXigpntBVbJxwDg==
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

2026-09-17T10:59:11.458658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051314
observed dae3005451b549807f11668e0a16be60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:11.437690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051314/manifest.json
observed 15ca4f5e161ec008ba536768e77db0cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:11.415657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051314/publication.md
observed 4154cb2b4a1849b87f732d341718cd23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:11.396466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051314/publication.txt
observed 1e649ddda8eac469ddb82f78a50293fe...
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.