OpenTechnical

OT-2026-000038940

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000038940) never changes.

Identity and time

Publication numberOT-2026-000038940 · never reused
Internal UUID01a0ae78-76a0-76c4-8287-e2a2c5c0736b · 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-2026-000038940
StatusPUBLIC

Content hashes

Canonical textdca4590d54c88a4f4a19442a29551dd447ff9f3c2b32e1413b5a5a55b3264729
Markdown087092852b94ef4c4590981eef866d4a1735e327c297ac16fdc2790880cc5436
PDF
Publication page2011286e45acc8f5359cd5470fde9b7127603f073b2b01f25f1a8b210cb24d36
Manifestfc9cc8b98c5a5c775bcfc63146c7b350d50b21f6325aa1a1ce646ae564567986

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
Signatureidg9nSigccFsr0mPjORI9Ra9j79ieePTnS3ZfHa3oAqcH54NHv4rG0Soh/X7E+BbnNgaWHIWFepXoxcnuiBWAA==
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

2026-09-17T11:22:12.678403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038940
observed 2011286e45acc8f5359cd5470fde9b71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:12.660443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038940/manifest.json
observed fc9cc8b98c5a5c775bcfc63146c7b350...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:12.641993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038940/publication.md
observed 087092852b94ef4c4590981eef866d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:12.623383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038940/publication.txt
observed dca4590d54c88a4f4a19442a29551dd4...
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.