OpenTechnical

OT-2026-000040943

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000040943) never changes.

Identity and time

Publication numberOT-2026-000040943 · never reused
Internal UUID01a0ae79-6d11-7b9c-8e4b-05361a5e8567 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040943
StatusPUBLIC

Content hashes

Canonical textd61945787fc59319d674d09bd181d798ef77def995781e6b91b6875c170cc83f
Markdowne266cc39adfc637010581f8ad5057a4730fcc41cc5ae16cf0b7d9b41093d8723
PDF
Publication page0e2f8fe64f992a029633e979ea0f25ee8dd8dc66150000ac18a3dc96f37b2f7b
Manifest1545a46bb86c5491ac8d11ea7c01c448fbf593fad3717e5dc53356b51fac0fb2

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
Signature5iGDIGRvXOzwgm3GhUv2L/CsT2IMT3j2mKgQ0KddjKAnyYRQDK7NiB965dwoFvQmS8T2dfkxGLGYHwuDrT4QBw==
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

2026-09-17T11:20:20.389098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040943
observed 0e2f8fe64f992a029633e979ea0f25ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.370892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040943/manifest.json
observed 1545a46bb86c5491ac8d11ea7c01c448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.352097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040943/publication.md
observed e266cc39adfc637010581f8ad5057a47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.333978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040943/publication.txt
observed d61945787fc59319d674d09bd181d798...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.266864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040943
observed 0e2f8fe64f992a029633e979ea0f25ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.249766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040943/manifest.json
observed 1545a46bb86c5491ac8d11ea7c01c448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.232295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040943/publication.md
observed e266cc39adfc637010581f8ad5057a47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.209585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040943/publication.txt
observed d61945787fc59319d674d09bd181d798...
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.