OpenTechnical

OT-2026-000046860

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000046860) never changes.

Identity and time

Publication numberOT-2026-000046860 · never reused
Internal UUID01a0ae7e-d0f5-795d-b9d8-50fee7422689 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046860
StatusPUBLIC

Content hashes

Canonical textd028e1e9c314295d53e1a6712235f5dc1436c25d83f3e870e60dcba3005cf8ad
Markdownb4cc0dc0d64c52751bc8a3632a20ebd8addd99d2778d08c99ecce603dde8e6ae
PDF
Publication page867c08d09d4be7f450730c4af3a4a74748fb3391c18c68da6124ac7b93832c86
Manifest6f945401ebe0af530a0e4c59b5bd0c633578c09520a8117193a4b9d8e54c9472

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
Signature4MDSdPOl1mZT4p9JYykXKUb8kolSuutfS3M1kF5F/eIzIH4EVK5pKd2Un8uHel8DyMacbWc2bNRJZkZNt3KdDA==
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

2026-09-17T11:06:57.838439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046860
observed 867c08d09d4be7f450730c4af3a4a747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.819051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046860/manifest.json
observed 6f945401ebe0af530a0e4c59b5bd0c63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.799739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046860/publication.md
observed b4cc0dc0d64c52751bc8a3632a20ebd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.780925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046860/publication.txt
observed d028e1e9c314295d53e1a6712235f5dc...
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.