OpenTechnical

OT-2026-000039497

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000039497) never changes.

Identity and time

Publication numberOT-2026-000039497 · never reused
Internal UUID01a0ae78-d8d2-7584-9283-e750002ba1a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039497
StatusPUBLIC

Content hashes

Canonical text80ea64cf0f45a65976e6d29be1968a6cb5d7a54d0c4f07086ab7b3d9a02f8f20
Markdown5c85c5b46c5c7b34b67c46122c5e9b90b720008a189e1b150baf6d701c30220c
PDF
Publication page13dd0011e68d96776017b52e3d4ba7033dae18f0e6af538ccdad4ac6a42de4d7
Manifest1d828cc6f29dc03789259df47855f3b6f3afe13276cb5c9da119d0beb5e81cdc

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
SignaturenWknvYpA5aX6zmzC26X18hj1uns1UdbKniE9h1WmBf5EbMtGk9DkJxYVirKLsPCY6GMXGaoe/17JFiegXFt9Ag==
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

2026-09-17T11:19:37.592026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039497
observed 13dd0011e68d96776017b52e3d4ba703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:37.573674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039497/manifest.json
observed 1d828cc6f29dc03789259df47855f3b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:37.553986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039497/publication.md
observed 5c85c5b46c5c7b34b67c46122c5e9b90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:37.534935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039497/publication.txt
observed 80ea64cf0f45a65976e6d29be1968a6c...
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.