OpenTechnical

OT-2026-000015826

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000015826) never changes.

Identity and time

Publication numberOT-2026-000015826 · never reused
Internal UUID01a0ae6e-0c4c-7155-91cf-0dc37dbae391 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015826
StatusPUBLIC

Content hashes

Canonical text6f8ea3e17659da403c76c9b0365d5c81ddf2fd7550ae092083ad826017f16d8d
Markdown14ad3fc0ae45fcb9ad1fe5de231b6db33300a87d49a08c5651acd58d909a9e07
PDF
Publication page3e02504a862624077f4ba29e29f05a715c7ebe2a5e5b7682244d2027a2b49ed2
Manifest81106b95961c337402d5f56eea213574f5044d4f10744808c2230d41eea83b1b

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
SignaturehvbhjUUx0khAFXoxb7FVbh1Vg83CebBNDV8e5EOoLR4W9fyZ0GKGJIvrRl7eOg90do45iORPAkAHGtr5ueRmBg==
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

2026-09-17T12:05:08.502153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015826
observed 3e02504a862624077f4ba29e29f05a71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:08.482562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015826/manifest.json
observed 81106b95961c337402d5f56eea213574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:08.464174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015826/publication.md
observed 14ad3fc0ae45fcb9ad1fe5de231b6db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:08.443774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015826/publication.txt
observed 6f8ea3e17659da403c76c9b0365d5c81...
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.