OpenTechnical

OT-2026-000073195

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000073195) never changes.

Identity and time

Publication numberOT-2026-000073195 · never reused
Internal UUID01a0ae92-efb6-7102-961a-b095379e5828 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073195
StatusPUBLIC

Content hashes

Canonical text042f083d63685f57c25dddf980dbd0814b8e19b62bb0447076d27ca33a4c9548
Markdown344ea6abafbb9af7a847b1ced4173ff32739915ce0e85c93b5251d3c2bc3d972
PDF
Publication pagecd132658cd9355fe5ba18fb802ca6dc2997432ca275278a60e2702799c6aa581
Manifestdadd5020c32df4ae1e12f27eb34e1a1d3b386df37ff3a839825d4a6542e0a488

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
Signaturenaoz4mbywO0DYEwYRXdo323XUtSQbrJ1Ox8gNZbSSvzhzqvzclJrk7M9jd/Fw+8q/MhEhageazTZ01GQJ6rkDw==
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

2026-09-17T10:21:09.364429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073195
observed cd132658cd9355fe5ba18fb802ca6dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:09.341323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073195/manifest.json
observed dadd5020c32df4ae1e12f27eb34e1a1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:09.315493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073195/publication.md
observed 344ea6abafbb9af7a847b1ced4173ff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:09.295963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073195/publication.txt
observed 042f083d63685f57c25dddf980dbd081...
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.