OpenTechnical

OT-2026-000066017

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, vented 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-2026-000066017) never changes.

Identity and time

Publication numberOT-2026-000066017 · never reused
Internal UUID01a0ae8e-8dc2-7cb4-861b-d06e6a28d847 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066017
StatusPUBLIC

Content hashes

Canonical texta09e240e62f3768c2c0b41012a6c85c9ea0a1a20773f97258ebaff869750dc5c
Markdowna0ffcd58651aa8a0b9c6ce8bfda621817b895cae975ec47270cb7403ce8be5c8
PDF
Publication page0d4fe91548b2f9d5128b058a88e432e6db115c9a9728526f116a018cd7df311f
Manifest3902fc47187a617d71e43a422f897b942ab07b1a6df81b0fa7f55931fe15ef7b

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
SignatureXb1LDLwljYQCRpxtWVLxPX2zLqP3Am0I+gIKvKNsl6QOLyY1JOUZBZGo1FPknLaZEQZIvMFw3KFTfUCaqAFOAg==
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

2026-09-17T08:50:34.489577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066017
observed 0d4fe91548b2f9d5128b058a88e432e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:34.364468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066017/manifest.json
observed 3902fc47187a617d71e43a422f897b94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:34.344736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066017/publication.md
observed a0ffcd58651aa8a0b9c6ce8bfda62181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:34.324411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066017/publication.txt
observed a09e240e62f3768c2c0b41012a6c85c9...
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.