OpenTechnical

OT-2026-000029510

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000029510) never changes.

Identity and time

Publication numberOT-2026-000029510 · never reused
Internal UUID01a0ae73-5e21-7192-83fc-005c9ba46416 · 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-2026-000029510
StatusPUBLIC

Content hashes

Canonical text3bddc548c81050ac0130a1be0767fb4f6c2c2f8d7064f53791926a3db565887f
Markdownc41a9ef620017c7643fecb6e053830ac0578c7eff33a8059440183f5540e6fb0
PDF
Publication page5ddd5486c40c3f93f072c28fb92d30c306ac0a2908d8464b27269c941ce747c9
Manifest2d6671dbe60e0088b238172d581d1aba9112b7d918f9dd3be831727a1718d6a0

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
Signature3vvT4Ir2tLD2A00MqU3j2Am3zrOkjHPwYNRLA/Gph7MO6MbI7i5zI1sVESgcH/d1qEPekr+8k0wZpligymGHDQ==
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

2026-09-17T11:39:08.968726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029510
observed 5ddd5486c40c3f93f072c28fb92d30c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:08.951428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029510/manifest.json
observed 2d6671dbe60e0088b238172d581d1aba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:08.934135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029510/publication.md
observed c41a9ef620017c7643fecb6e053830ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:08.917149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029510/publication.txt
observed 3bddc548c81050ac0130a1be0767fb4f...
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.