OpenTechnical

OT-2026-000016551

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000016551) never changes.

Identity and time

Publication numberOT-2026-000016551 · never reused
Internal UUID01a0ae6e-2d14-7983-8c24-0be8703f068b · 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-2026-000016551
StatusPUBLIC

Content hashes

Canonical textd28596a0ea4835b55be7cfbf5cfc19284461d83ec7eefb9184e8315d5a08914e
Markdownd976ca262f6391ad2c8b230ae9e1ec74b6cb2727cdad7324ae9d415eb29d4826
PDF
Publication page26cf524f5a1b6e5480c8b36bf3870891463aae329cbb99956924c2822c4eb344
Manifestd23b9c1e6a5994431fdcd25af71d2a68bdf24d5db8fd788e1751f23cf5329c7f

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
SignatureSfM+/VibjsdXxs6Q9tcEPjU0lGQiMSR2th09imhXATBJm9lpXLXpI49b5WEGyPAttBAvPM7frOwdI5tpDrLBDA==
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

2026-09-17T12:04:46.641954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016551
observed 26cf524f5a1b6e5480c8b36bf3870891...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:46.622897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016551/manifest.json
observed d23b9c1e6a5994431fdcd25af71d2a68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:46.603632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016551/publication.md
observed d976ca262f6391ad2c8b230ae9e1ec74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:46.584520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016551/publication.txt
observed d28596a0ea4835b55be7cfbf5cfc1928...
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.