OpenTechnical

OT-2026-000038667

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000038667) never changes.

Identity and time

Publication numberOT-2026-000038667 · never reused
Internal UUID01a0ae78-769e-7102-95b8-bdb919be7f26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038667
StatusPUBLIC

Content hashes

Canonical text276dfd9aa812811dff42d95e1601d0d68b5e924316c350d4900499800215ba8b
Markdown51ed8c38490bd37aadd8bc5026920cc4c517d63a3d98b9779b26efd3f486cb0f
PDF
Publication pagef8862b5eb3bfdccded68aaa9dd9c5fa669253259def98fe60029c2cb7e4432c3
Manifest425244b52f408658e80a981b6cbd54beb6241aaae6a12f77c590fefd8d5501a9

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
SignatureJs3OCZiUOrEExCXF8+8ZtfBpkbz03PJnPlG1vCJB6r7IiNxO+Q/vOAmJS0c+N11SubN1OloPXqqns6B/oQfvDQ==
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

2026-09-17T11:21:07.803514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038667
observed f8862b5eb3bfdccded68aaa9dd9c5fa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.788902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038667/manifest.json
observed 425244b52f408658e80a981b6cbd54be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.773632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038667/publication.md
observed 51ed8c38490bd37aadd8bc5026920cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.755137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038667/publication.txt
observed 276dfd9aa812811dff42d95e1601d0d6...
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.