OpenTechnical

OT-2026-000070873

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000070873) never changes.

Identity and time

Publication numberOT-2026-000070873 · never reused
Internal UUID01a0ae91-8c2d-74a4-96a8-7ee191f8b640 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070873
StatusPUBLIC

Content hashes

Canonical text407214c8a77fa0b4026ad7c850348537f7dee4f638c7433accd0c30f5b3b2f3a
Markdowneffb0169d24dba4784491a2ddbec9af64765619a33c3ad099cc5ee1862fa39e4
PDF
Publication page154260b37e62953fb0bd7f5c5e86b4e457f16f45156068c5f50a1ed73bf7d44f
Manifest9f22d7a6fb09f382f97cad5018b9e3cf2eb68a43abf11354541816f9d3b3a048

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
SignatureqoEOklshEs3ouGun61Y2c5RXxHS0uj10pO4uf3AukXJuR3RD9pFo9Cjak+JffH55gJ3AV45yginZVAkBx9lCDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:41.769273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070873
observed 154260b37e62953fb0bd7f5c5e86b4e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.753000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070873/manifest.json
observed 9f22d7a6fb09f382f97cad5018b9e3cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.737985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070873/publication.md
observed effb0169d24dba4784491a2ddbec9af6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.722626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070873/publication.txt
observed 407214c8a77fa0b4026ad7c850348537...
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.