OpenTechnical

OT-2026-000025192

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000025192) never changes.

Identity and time

Publication numberOT-2026-000025192 · never reused
Internal UUID01a0ae71-5fa6-7d2b-8e12-2c8e40a3163a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025192
StatusPUBLIC

Content hashes

Canonical text23fb39e9186cc593500a4b42d1b3b414d88fa011f536ceb6bd732c7ca705f77c
Markdownc002f591353ec12fcaa7588e78dc575e1279158001e1c4a2b8f94bb043de4e46
PDF
Publication pagee2dd3e0dfd0c3c33c615b0e1e55f5d52c5cd9985b79f41eb557aec30edb90e57
Manifest342263578fc69f032f207a7b8462b46ea51ed67e2ab300f67ec4d8a88d47e55a

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
SignatureqbOsZOBshz2PkyxT8Cg6I3hhB0ABcunzYa4820aGSQtScNvf3FneepURXLpwl/WWkmya4+DX6IVV2rdj4/trBw==
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

2026-09-17T11:47:10.753164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025192
observed e2dd3e0dfd0c3c33c615b0e1e55f5d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:10.735162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025192/manifest.json
observed 342263578fc69f032f207a7b8462b46e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:10.718120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025192/publication.md
observed c002f591353ec12fcaa7588e78dc575e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:10.699269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025192/publication.txt
observed 23fb39e9186cc593500a4b42d1b3b414...
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.