OpenTechnical

OT-2026-000070338

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000070338) never changes.

Identity and time

Publication numberOT-2026-000070338 · never reused
Internal UUID01a0ae91-545e-701f-8d53-a2705a726a53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070338
StatusPUBLIC

Content hashes

Canonical textb57dd6c1d7189bcfb4ce0640ccd6d10dee5197f224269b0676911899abd743be
Markdowna82a4ec4a75cc5621bce3b98b6d36ecf075d1d882593338d997d4567e40b6d4b
PDF
Publication pagef2c869ddb4301c839c66fcc42213ac6859c7a2f8efd7cee4dab1f2eb5fa9acd6
Manifestb63d565bda4e684bb2cf55a8880fef38c5ea4500d260712e47a5d4132e0caf2c

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
SignatureFw2NmXOvpBL2oiakAqVvzDt1g5Bo8UU+bUlDDyMIuax7ldiT+N8ZdOsN1dZcaeop5ePUSZ7aMB/3QkV2fWXYAA==
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

2026-09-17T10:26:07.937827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070338
observed f2c869ddb4301c839c66fcc42213ac68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.920368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070338/manifest.json
observed b63d565bda4e684bb2cf55a8880fef38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.903492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070338/publication.md
observed a82a4ec4a75cc5621bce3b98b6d36ecf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.886590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070338/publication.txt
observed b57dd6c1d7189bcfb4ce0640ccd6d10d...
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.