OpenTechnical

OT-2026-000053562

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000053562) never changes.

Identity and time

Publication numberOT-2026-000053562 · never reused
Internal UUID01a0ae85-0a93-74de-928e-02f16f02d3d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053562
StatusPUBLIC

Content hashes

Canonical text96703c92a6709e660954a1b88c11d9ed81f377c402e963ab7cb4b5c303761d45
Markdown24358fbf44a59989339d534c8304690c9abc625a26820fecc7d25dd6c9242222
PDF
Publication pageaf3af828d4a3c571ea175a87e6c731ae020bc81ebb89fec97d463aaaa59e16c2
Manifest8c4a8931a44815ba996cd803c7ff807429ed9fae1f78e09eb129ff072b8bc98d

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
SignaturedGmAELbs32u6jJZ0t5dgi4VKRNn6nbGvobF5a8hah2LMiIVoKC6guDDIaC8JpHS05rODYRZ/pU2CGylEHWeVAA==
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

2026-09-17T10:55:25.393041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053562
observed af3af828d4a3c571ea175a87e6c731ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:25.375356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053562/manifest.json
observed 8c4a8931a44815ba996cd803c7ff8074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:25.357456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053562/publication.md
observed 24358fbf44a59989339d534c8304690c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:25.340694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053562/publication.txt
observed 96703c92a6709e660954a1b88c11d9ed...
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.