OpenTechnical

OT-2026-000053151

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000053151) never changes.

Identity and time

Publication numberOT-2026-000053151 · never reused
Internal UUID01a0ae84-a432-760f-95d3-3f187d36bf78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053151
StatusPUBLIC

Content hashes

Canonical text60f3a377e1a15b300c447d9d114ce27b35c78d2fc99aa17cb43e38e8b8b6281a
Markdown97b5e143e32037f4d3d0c9c5ce8ad99679196dde7511ead3b6686127d8526667
PDF
Publication pagee8f4b74b5a5bba2a2e68bc7dcfc228cbc86c5a7a9bcb344d3bcd977d363ba82a
Manifest20e6b04acd92670807a3c3dbc1d78e064dffeef735741e120040987225e58a42

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
SignaturednI6SxBWhkt2ooyMlupEeSFIDHZQNnsyojCv5/w3O6Bnt34z22/GOIRSDXoQIc0IYB0P3dPrKXkVb3K8SnPmDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:58.207667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053151
observed e8f4b74b5a5bba2a2e68bc7dcfc228cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.188936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053151/manifest.json
observed 20e6b04acd92670807a3c3dbc1d78e06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.166152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053151/publication.md
observed 97b5e143e32037f4d3d0c9c5ce8ad996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.143922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053151/publication.txt
observed 60f3a377e1a15b300c447d9d114ce27b...
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.