OpenTechnical

OT-2026-000058193

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented before 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-2026-000058193) never changes.

Identity and time

Publication numberOT-2026-000058193 · never reused
Internal UUID01a0ae88-6edb-76bb-9d54-fd97332fc919 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058193
StatusPUBLIC

Content hashes

Canonical textbbd4433b15a5e3e0887fa560142683761b2c078a51306ec88164d7fd53e4087f
Markdown0708e4589ee87ca0fd4369f3003360b115a0cfdd75d53a7c5c3f5adfefd14222
PDF
Publication pagec04ec2912b24ad4d3afecde34f4f46f1fec9b9dfee29b150fc4d50a249feb7cd
Manifesta3d26620652d84e8726f679d2436189b5c6d9cc5b86c36cad339dfc4d5e53ad6

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
Signature5ydob+jkKaYiNdpTpRNTePvhvQhWDOlq8/lNAu9pJbYZOiKZKWqiiV3yuBeAbbxdDBvxSZzudtjXHpOvHVfqCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:49.651950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058193
observed c04ec2912b24ad4d3afecde34f4f46f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:49.630793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058193/manifest.json
observed a3d26620652d84e8726f679d2436189b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:49.606353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058193/publication.md
observed 0708e4589ee87ca0fd4369f3003360b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:49.578668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058193/publication.txt
observed bbd4433b15a5e3e0887fa56014268376...
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.