OpenTechnical

OT-2026-000051403

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000051403) never changes.

Identity and time

Publication numberOT-2026-000051403 · never reused
Internal UUID01a0ae83-2741-7964-9f1f-0658670789e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051403
StatusPUBLIC

Content hashes

Canonical text01d8c3f1679d5ba561df571db13bc7cc55a24e612cd3d68c92c34ad936bf3923
Markdowncd577e7dc0fc7bc4a390a3c8aea866ad9fd1b89a5d04a6d43010eda35283bbed
PDF
Publication page4324331a2708123c98a02de329c5c3dcc0c55ace5e09f9df6b7de8fe9960296b
Manifestdf5e514a629777d5c2c8e6af3010307359aede8ae1a30384054411e862efa1e9

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
SignaturebZ3IHEbQPMbC2tMQhyNytqvnmDV+gLhFkRgkAqunFwVTRKpyAd4PTpl3Yjn/jluhuI2kWayo8ScHrrupb8OLCA==
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

2026-09-17T10:59:18.327574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051403
observed 4324331a2708123c98a02de329c5c3dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.307528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051403/manifest.json
observed df5e514a629777d5c2c8e6af30103073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.285765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051403/publication.md
observed cd577e7dc0fc7bc4a390a3c8aea866ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.265630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051403/publication.txt
observed 01d8c3f1679d5ba561df571db13bc7cc...
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.