OpenTechnical

OT-2026-000014912

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, pulsed blow-off 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-2026-000014912) never changes.

Identity and time

Publication numberOT-2026-000014912 · never reused
Internal UUID01a0ae6d-d095-7124-8b4b-79fac06ff8b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014912
StatusPUBLIC

Content hashes

Canonical textd032c25ddc4409dab5e760fde2faa3e60308bd3c928c32f7f03266d9889b723f
Markdownd52da33212d66b5e2fc6d99574372762febba5b0a8ca17eef6136ed37e740d6e
PDF
Publication page9bad87b91828475d187d59beb7cad185cc2c603511902f3daaa205711d9869ed
Manifest867b602c060bd04722a3d96c82d8a171d7cc0c54ab7248110da7200f9c49485c

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
SignaturedfTficrMNOsHpeSy+EIOrw9R1HmBi0b1ixJHrld1WiF7aB+kNpulVNqagb9o7k7W/l2LJiU3cVcjK/67DYcNBg==
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

2026-09-17T12:06:50.844983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014912
observed 9bad87b91828475d187d59beb7cad185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.827228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014912/manifest.json
observed 867b602c060bd04722a3d96c82d8a171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.808500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014912/publication.md
observed d52da33212d66b5e2fc6d99574372762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.769995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014912/publication.txt
observed d032c25ddc4409dab5e760fde2faa3e6...
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.