OpenTechnical

OT-2026-000053954

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-2026-000053954) never changes.

Identity and time

Publication numberOT-2026-000053954 · never reused
Internal UUID01a0ae85-b3a6-7011-8bea-f7542e2e6b94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053954
StatusPUBLIC

Content hashes

Canonical textc80187879bd0546f5359108b7612cb7b24e65833373ed0cb8e3b2a61ed4830d6
Markdown2288a90e614545ff34cf6bca3e7d2552ebf76ac06184b993dabf72b7e0521113
PDF
Publication page43183692672481eecf05b3cddc18d0eb86e26a0374ccc4bd518523bbff45b5e3
Manifest432e736f2c943682a8a4ca301b7bbdf35ddcd4d9a6422f8a49357129ff5bae9e

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
Signature/AtPoyDmoU3ih3N5ZlTkn7r6ev+/AsLX+cM3qAAISaUz1spOSevaRuSBl7GfZq+6Xwb8HERDxE3q7JeeJ2PYCA==
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

2026-09-17T10:54:12.528259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053954
observed 43183692672481eecf05b3cddc18d0eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.482738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053954/manifest.json
observed 432e736f2c943682a8a4ca301b7bbdf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.455277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053954/publication.md
observed 2288a90e614545ff34cf6bca3e7d2552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.426310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053954/publication.txt
observed c80187879bd0546f5359108b7612cb7b...
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.