OpenTechnical

OT-2026-000073181

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

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-2026-000073181) never changes.

Identity and time

Publication numberOT-2026-000073181 · never reused
Internal UUID01a0ae92-efb6-7a6f-81d2-7ea6c19eb431 · 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-2026-000073181
StatusPUBLIC

Content hashes

Canonical textb18674d689e5ebcf24f7c0a33ae0573219b5a86c8d4e217d13e7867c7f67adc5
Markdown167085bd0ac20ea02098eb18ba6aacb0aafb21f759c677e6b3e51564174cbc02
PDF
Publication pagef1421c21f4ee5f153939770a8983085c1a4b2615c86d708082db05a994e316a0
Manifest941ca4c8408c8e5479ce2755cd89e807c7633d31c940da9c8fa15aaf7acaff76

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
Signatureja24HxZKYOfkMkpYkRCssm1jgNJbNmxsRA77JDRXqikft0DmzuenQzLZ6Hz6z8J+w79mY4JiAZ5gpyrD3EDADA==
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

2026-09-17T10:21:08.142553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073181
observed f1421c21f4ee5f153939770a8983085c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:08.124868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073181/manifest.json
observed 941ca4c8408c8e5479ce2755cd89e807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:08.106251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073181/publication.md
observed 167085bd0ac20ea02098eb18ba6aacb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:08.087323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073181/publication.txt
observed b18674d689e5ebcf24f7c0a33ae05732...
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.