OpenTechnical

OT-2026-000023825

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, sustained blow-off before 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-2026-000023825) never changes.

Identity and time

Publication numberOT-2026-000023825 · never reused
Internal UUID01a0ae70-aed5-74bb-ba33-6ad689ec3d86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023825
StatusPUBLIC

Content hashes

Canonical textee3be4c5ffb0d2cd4e3edbd7056d026e77135db58a3a762ce95a21d8a8d93eb7
Markdowna0577fc1b1c55ee1015bf160d7087e5f3b7324a506e7b0e23231e7faacd8e70b
PDF
Publication pagebb5659640422d8a19debc49867cd6437ed16faaed181ccfab75151d32e4b8809
Manifest3d6cb723f9c8313a6bfd669a5c611fd3b309f3e12dd0d80569998bcfd1a5e900

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
SignatureJvkjSCzRA2Y/oC2Gsq0SaYJfC6CAgxLBeHA51AgZX2H3oBAevAI31QSX5djf4YtQF80EYLmSwc8qYr1AJ63PDw==
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

2026-09-17T11:50:18.706385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023825
observed bb5659640422d8a19debc49867cd6437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:18.682778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023825/manifest.json
observed 3d6cb723f9c8313a6bfd669a5c611fd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:18.661634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023825/publication.md
observed a0577fc1b1c55ee1015bf160d7087e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:18.641792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023825/publication.txt
observed ee3be4c5ffb0d2cd4e3edbd7056d026e...
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.