OpenTechnical

OT-2026-000051670

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented before 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-2026-000051670) never changes.

Identity and time

Publication numberOT-2026-000051670 · never reused
Internal UUID01a0ae83-7c82-779e-a0d9-83186cb14690 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051670
StatusPUBLIC

Content hashes

Canonical textb032465937ac46adf51882838577f2889c5de9fe21f6407713fc5fac95c14da6
Markdown2ad1eb388ae9612147d32fd1d30e8e7a63c16e189fa09a56f635825714a4b7e6
PDF
Publication pagec4df955730f437a184fdac70f9d7c3fff03a387c82641d24a481aacc7a46755f
Manifestb5890c9e034271f332063b02284c4a5a30d24ca00dfdf3c58ed2ee0ca10d71bf

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
SignatureCBp/WrNDbIKb10CPzxMez5HzxH8AwhOUjXzB5u+aujsx+AKyEdS0xyt7vvQqEs0SDMjTBMrpEku7uUdM/U3oCg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:32.394348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051670
observed c4df955730f437a184fdac70f9d7c3ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:32.376426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051670/manifest.json
observed b5890c9e034271f332063b02284c4a5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:32.360326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051670/publication.md
observed 2ad1eb388ae9612147d32fd1d30e8e7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:32.342821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051670/publication.txt
observed b032465937ac46adf51882838577f288...
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.