OpenTechnical

OT-2026-000050570

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050570) never changes.

Identity and time

Publication numberOT-2026-000050570 · never reused
Internal UUID01a0ae82-5c49-78c1-8830-f89af00c89d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050570
StatusPUBLIC

Content hashes

Canonical texte0e8f230cebed9fad2147c657e0749399896e4f35fa05435cb2ef6e214693f70
Markdown70bcf9868c2331d3a0b4d108bfc1383f8b21bcb4a55ca4fa32c0a7dea5fbae9a
PDF
Publication page36d035a47694cd2ddeb0ce8264f24af70ff637d277f8aaf13273576ea0edaf4f
Manifestadc27999a030ad25f6d153fd172bd7f6ab8ed41a12920951cd7fae01c27d1ac2

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
SignatureZfGyAcRckyXHFvp8zN3SMSYULYIKRzuc+Mt2DH+aKkupCoL8mCcb23G9zeHuqNOy9XNJ7x8dtGr2xMrWV7kfCg==
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

2026-09-17T11:01:40.250011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050570
observed 36d035a47694cd2ddeb0ce8264f24af7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:40.232896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050570/manifest.json
observed adc27999a030ad25f6d153fd172bd7f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:40.216839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050570/publication.md
observed 70bcf9868c2331d3a0b4d108bfc1383f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:40.200275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050570/publication.txt
observed e0e8f230cebed9fad2147c657e074939...
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.