OpenTechnical

OT-2026-000038476

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000038476) never changes.

Identity and time

Publication numberOT-2026-000038476 · never reused
Internal UUID01a0ae78-2d53-76a2-97cc-05fbf10554dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038476
StatusPUBLIC

Content hashes

Canonical texte670cc906609cc03b0ba74cb1d570625b088e41e2c19c04917ef18904683d024
Markdown32d7cf9fd333891ef2f700f16b43a04a98459b11776020be84cfd15a30b1e894
PDF
Publication page7ee1662ec91e5e8d229d061720d318a89c6a6e1768c3debb5413068c11d740c8
Manifestdcbf075a92049369cf588f8743de842f7808b20ad38968944beb829b40975962

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
Signature+eLBkhVPYO75grrl+hlDqav2r0pkfw5pz6yKw+KdNb6wDDG+6FDgWv7nDa/piyJwl+0pdZlo658dMDgeo/yZBg==
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

2026-09-17T11:22:42.857637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038476
observed 7ee1662ec91e5e8d229d061720d318a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:42.840651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038476/manifest.json
observed dcbf075a92049369cf588f8743de842f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:42.823827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038476/publication.md
observed 32d7cf9fd333891ef2f700f16b43a04a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:42.806339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038476/publication.txt
observed e670cc906609cc03b0ba74cb1d570625...
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.