OpenTechnical

OT-2026-000075225

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold 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-2026-000075225) never changes.

Identity and time

Publication numberOT-2026-000075225 · never reused
Internal UUID01a0ae93-f200-74d0-8412-d9452c0b41fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075225
StatusPUBLIC

Content hashes

Canonical text65659616512bd1836478ab65d7a91f4e2bab9fc37c66a871fb8a7601b4c80e42
Markdown0e8e42e430575994951f2e506aec66768619a82b4062c6886bb07d206372ec4f
PDF
Publication page876cdfab26211028f308970138ae9760bc07c75af77d0d1b48ae8145c659ec6f
Manifest5965efc19904647d52371da1ff6c1e7010641ef84515dad27c8409d74cba5b4e

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
Signature1A6IbDCMGrLJD4wMS7OCx19ptSYsA4fqsfflT4ws9qlrOGNSbnN7iXdEGRW0yQpzes7Wb+yfJ/XWzM1WqV2eCA==
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

2026-09-17T10:20:30.467014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075225
observed 876cdfab26211028f308970138ae9760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:30.447181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075225/manifest.json
observed 5965efc19904647d52371da1ff6c1e70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:30.428638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075225/publication.md
observed 0e8e42e430575994951f2e506aec6676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:30.406956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075225/publication.txt
observed 65659616512bd1836478ab65d7a91f4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:46.255474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075225
observed 876cdfab26211028f308970138ae9760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:46.236688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075225/manifest.json
observed 5965efc19904647d52371da1ff6c1e70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:45.770314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075225/publication.md
observed 0e8e42e430575994951f2e506aec6676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:45.745362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075225/publication.txt
observed 65659616512bd1836478ab65d7a91f4e...
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.