OpenTechnical

OT-2026-000015370

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000015370) never changes.

Identity and time

Publication numberOT-2026-000015370 · never reused
Internal UUID01a0ae6d-ef49-7586-b6c0-0e474975d51c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015370
StatusPUBLIC

Content hashes

Canonical textd70e0e8855805fe8146073cb1af669024d101ef283a4fd5a535cc65f7559b171
Markdown387807564b9c93d709dce46c1b7575a08207115988c268a3fec9d491dfee36bb
PDF
Publication pagead741fa7004c1f668f0143d4b6208e31c0eace9449807f1ccbf18d28e52257e8
Manifest227cddec5e6c5a35bcb39e4e51f4f8fffbda3f068cdca4f7c7e7d6ed8791e663

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
SignatureYjz++HoY7ByrJRDMxpRTWt6orsCDPMi9wDRHOQk5EvZKHNu+y39SeWa/OR9xLYqKhC1Z0poiv8eioHclBR1vDA==
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

2026-09-17T12:06:05.029998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015370
observed ad741fa7004c1f668f0143d4b6208e31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:05.010751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015370/manifest.json
observed 227cddec5e6c5a35bcb39e4e51f4f8ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:04.992088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015370/publication.md
observed 387807564b9c93d709dce46c1b7575a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:04.971094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015370/publication.txt
observed d70e0e8855805fe8146073cb1af66902...
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.