OpenTechnical

OT-2026-000048108

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000048108) never changes.

Identity and time

Publication numberOT-2026-000048108 · never reused
Internal UUID01a0ae7f-c424-71bb-b1a2-7902d5c3100a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048108
StatusPUBLIC

Content hashes

Canonical textac984339b4de0b059ec34e4f6d6f0d638adb2f85281eef39470e05026bfa6da5
Markdown1b96ae9a3aaef69d9c1aef91b03569e13c924c3b3ac3a5c4e6d95d90306f734a
PDF
Publication page583dd9366aceef3fa0f1d36ed22ca72209f49cb0400f2390bb811a86ad32a6b0
Manifestf5141c857751505b8c3b74e7700266e456ba947554f2e9e8deeab97048ac0e48

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
Signatureg2Dz4gooQZsYQDUgv9LO2ZoQoolA/bHR6WP9luMF42VoWAVrR5s1MbvzWGLexjUXqvh4n7QZISV827mSRznwAA==
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

2026-09-17T11:06:08.196570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048108
observed 583dd9366aceef3fa0f1d36ed22ca722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:08.178721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048108/manifest.json
observed f5141c857751505b8c3b74e7700266e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:08.161446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048108/publication.md
observed 1b96ae9a3aaef69d9c1aef91b03569e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:08.142890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048108/publication.txt
observed ac984339b4de0b059ec34e4f6d6f0d63...
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.