OpenTechnical

OT-2026-000049002

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000049002) never changes.

Identity and time

Publication numberOT-2026-000049002 · never reused
Internal UUID01a0ae81-134c-7fd6-9cd1-4cbd6999732a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049002
StatusPUBLIC

Content hashes

Canonical textfa68fbd742513f9d30dc59404a31a3612123a433267be71b8568103f1f1b831b
Markdown4994828eb4b667e4447e43d866373a29a59fdb9bdf5780c1c2bd4cfb551cf576
PDF
Publication page97f074e7f502830cdf777cc5bdf55d7ff4f8f95473817c293e86eadbdb370149
Manifest075fceea0e76a498a77b2b57828c371f86eb9c0560d0313aab91dd10837cb209

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
SignatureDM3+h7qz2vzDSxuNy30Vf2tFJvTwp3ivdorWAUmoC0xhdVjmQHe42jBK8MT8lvov8b7uCaRKWFw/w/0EaVtPBQ==
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

2026-09-17T11:03:12.806979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049002
observed 97f074e7f502830cdf777cc5bdf55d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:12.788600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049002/manifest.json
observed 075fceea0e76a498a77b2b57828c371f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:12.768903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049002/publication.md
observed 4994828eb4b667e4447e43d866373a29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:12.751316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049002/publication.txt
observed fa68fbd742513f9d30dc59404a31a361...
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.