OpenTechnical

OT-2026-000008536

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold 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-2026-000008536) never changes.

Identity and time

Publication numberOT-2026-000008536 · never reused
Internal UUID01a0ae6a-e46a-7bd7-a3ab-14895acce0b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008536
StatusPUBLIC

Content hashes

Canonical textf4f45b445dbc5bb69048f9fbb6d5cfc409d75a9f588f6ea10f1813758e2bd449
Markdown712f8b472e10555189e62aa9b9fedc33e5c898277a3cdb2868a83f34ece4096c
PDF
Publication pagec3088933ae7f9324d86a8eb91b55a60afe56488847a4358d8b4818826708e87d
Manifest12cd926c0492b9d0fd0e6a44dfd3a7e49eeea9b8516aa6e06f3ea5e40a4c1c72

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
SignatureupXqZzHA5S5FzGf0WOx5HByzpwPczNTHdKV/kORYIGGSJsLTnAso09XuPszLBxCiVEELB0Txyo+Vag9vP5EWAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:27.592139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008536
observed c3088933ae7f9324d86a8eb91b55a60a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:27.569876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008536/manifest.json
observed 12cd926c0492b9d0fd0e6a44dfd3a7e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:27.548270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008536/publication.md
observed 712f8b472e10555189e62aa9b9fedc33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:27.523306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008536/publication.txt
observed f4f45b445dbc5bb69048f9fbb6d5cfc4...
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.