OpenTechnical

OT-2026-000029382

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000029382) never changes.

Identity and time

Publication numberOT-2026-000029382 · never reused
Internal UUID01a0ae73-5e20-7d23-be59-c2cd73943123 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029382
StatusPUBLIC

Content hashes

Canonical text7fb399049686af28a799785d8328823bcd4b7e39d86cdd28b19757f3f9373b41
Markdownbfcf52a4ab647495fb2ae1abc773ac590116b1af0596b293261a3eb281ba737d
PDF
Publication pagebe86d76ce635f1a4e806a9f3e6f3da220e0d26759e60435d57c8da27eb1a09da
Manifeste541f78aad94a4cf1df4a88eb68d029a02f21255d080480a334f13e79fc088b4

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
Signature2QKY1fXRVo00hsnkRR1dXeWUvEKZaFtq3xpK2U9Z8KI6VCgaNP3LDOMSkbB4RfR47mOhNbB9MDskAZ3WpR3ODw==
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

2026-09-17T11:38:56.861745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029382
observed be86d76ce635f1a4e806a9f3e6f3da22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:56.842689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029382/manifest.json
observed e541f78aad94a4cf1df4a88eb68d029a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:56.823698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029382/publication.md
observed bfcf52a4ab647495fb2ae1abc773ac59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:56.801209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029382/publication.txt
observed 7fb399049686af28a799785d8328823b...
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.