OpenTechnical

OT-2026-000016486

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-2026-000016486) never changes.

Identity and time

Publication numberOT-2026-000016486 · never reused
Internal UUID01a0ae6e-2d13-71bc-8aed-8803a00f7ea0 · 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-2026-000016486
StatusPUBLIC

Content hashes

Canonical text237fb1487f60e7f0d59821d3282e1b078f2444ef93247579964ffe2f1ed883ae
Markdowne9c447d1578b4cdc4cc31521036c59ab47434f8f0b5ed80626717050aed7be69
PDF
Publication page1a85053ad4a3e99ad951b3207c05913ac1ad95387a1a779c0c14f26deebfe592
Manifest46db3bd96b1d6fbcd3eb77a54e27713c857c5d78ab212c2850b93d418b547951

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
SignatureCeGz4ll493TFv80HVTAxYqVGc9/oPCr3LuxZr516e/G0fqE9HnxDFvQa3+r9rZUDeFItqtxBH6FJ5VkIgNxIAQ==
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

2026-09-17T12:04:41.487057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016486
observed 1a85053ad4a3e99ad951b3207c05913a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:41.471198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016486/manifest.json
observed 46db3bd96b1d6fbcd3eb77a54e27713c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:41.453598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016486/publication.md
observed e9c447d1578b4cdc4cc31521036c59ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:41.436147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016486/publication.txt
observed 237fb1487f60e7f0d59821d3282e1b07...
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.