OpenTechnical

OT-2026-000027494

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000027494) never changes.

Identity and time

Publication numberOT-2026-000027494 · never reused
Internal UUID01a0ae72-6998-7f8c-8a54-ac409d62f9f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027494
StatusPUBLIC

Content hashes

Canonical text7761dae742a618ee17eda4cff1fd7f6b084b13cace6dd1e93d470a6a1ebf8a56
Markdowncddcf8186c614bff20c6965d734e516ec49b81bf7c23fb6150b1d655b7fe39ac
PDF
Publication pagea592a63af136d71ac8a68397ad0f5cdfd84c50fb9defa5d8070f7639006c2052
Manifest6f00cb75705cc6b7f4876bb3f90fd7fab5e7a8a11089bb81aab3f06728f9ddae

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
Signature1JOQKFHxaEnXoH6z+dNBznFu2ZtmN2SeTlg4bJ9kO5JmP2VBYQ9APV7NPVFu1sSBakN6Y9wIIu2Vha4friphBw==
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

2026-09-17T11:42:57.747191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027494
observed a592a63af136d71ac8a68397ad0f5cdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.728990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027494/manifest.json
observed 6f00cb75705cc6b7f4876bb3f90fd7fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.709352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027494/publication.md
observed cddcf8186c614bff20c6965d734e516e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.687528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027494/publication.txt
observed 7761dae742a618ee17eda4cff1fd7f6b...
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.