OpenTechnical

OT-2026-000046161

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000046161) never changes.

Identity and time

Publication numberOT-2026-000046161 · never reused
Internal UUID01a0ae7e-032b-7a81-8bb3-fb9c5756224f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046161
StatusPUBLIC

Content hashes

Canonical text3d6924c88aa04ee22545d4ac05e21ab1851625fd1ccbbbe74d0f24d5b7c5abb8
Markdown95948012b0ba000cd48d43bcc6563a4f1036dd3912f93f4dfda3203bf9f40d90
PDF
Publication pageb29d8bbb2f712a4e8a841bdd33186548aa9ffbf0a4d0feb71fb096128fb7f587
Manifest115bdcb2ecd428b93d8aed6160276e68bb0472f55a6adbca169043aef3954d54

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
SignatureGAg5ckmlPca0FK7vrxbc0/R99kviwlbQztQ5ftGAAkKk8xUKXBchpXiyO0YRWuExQrly39RdrEX/FCZ93N3ECQ==
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

2026-09-17T11:09:09.676308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046161
observed b29d8bbb2f712a4e8a841bdd33186548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:09.656433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046161/manifest.json
observed 115bdcb2ecd428b93d8aed6160276e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:09.636290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046161/publication.md
observed 95948012b0ba000cd48d43bcc6563a4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:09.613992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046161/publication.txt
observed 3d6924c88aa04ee22545d4ac05e21ab1...
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.