OpenTechnical

OT-2026-000016482

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000016482) never changes.

Identity and time

Publication numberOT-2026-000016482 · never reused
Internal UUID01a0ae6e-2d13-700c-8065-ee1390c04616 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016482
StatusPUBLIC

Content hashes

Canonical texta0829cb02e47571f834d9c6a080e12f8583f737c708a0479bc283957ec30ad03
Markdown2c39c56bf50ac3ee1ad49719862400f9ef4e43df300d90e7736be9d7dff75f45
PDF
Publication page128ade169d12ffb07ad2a44f7f5359eef4c693df397c6382e9e7f4f6cd7ce676
Manifest5a02567a3b5010e86b411519f0f957e2b97c8bbebdf774ce92fa627e0576b6cd

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
SignatureUnUM1NdQ2E0alyqgkiiA70Pzk09zWqbDO4JUpFlj0kaxguVVdp5VK4oRKtgh1fhGq0IAwifcRECo2KnHWdOEDg==
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

2026-09-17T12:04:41.166769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016482
observed 128ade169d12ffb07ad2a44f7f5359ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:41.148437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016482/manifest.json
observed 5a02567a3b5010e86b411519f0f957e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:41.129369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016482/publication.md
observed 2c39c56bf50ac3ee1ad49719862400f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:41.111631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016482/publication.txt
observed a0829cb02e47571f834d9c6a080e12f8...
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.