OpenTechnical

OT-2026-000041145

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000041145) never changes.

Identity and time

Publication numberOT-2026-000041145 · never reused
Internal UUID01a0ae79-b142-7278-8269-a9e4e9366755 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041145
StatusPUBLIC

Content hashes

Canonical text35f3dc0721ad65f47df1d48c35a144cabb53bf4b960b3c04f8f8e45898688ff1
Markdown4b1d7d81965ab986e1585f7ff358e4dc7d482f2064f95e272a5c441a8b35e2dd
PDF
Publication page947e45aac3bfdee671c34cd4b072fa85550c86b6116ba760ad6c0efcd86ee360
Manifest2b0b50dd4b51c854920fddb7f9821598b0ab451eb1bab3988f31bef273d37561

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
Signature6CuLxu14r3m4w6NctRNiuVlkIR2lJYf8V6SX9hKbryoySHuqNBnSpo4lhVoyfrsIUJo+ZoXOxXa3CBZdjDSKBg==
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

2026-09-17T11:17:05.096914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041145
observed 947e45aac3bfdee671c34cd4b072fa85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.077854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041145/manifest.json
observed 2b0b50dd4b51c854920fddb7f9821598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.060940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041145/publication.md
observed 4b1d7d81965ab986e1585f7ff358e4dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.044162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041145/publication.txt
observed 35f3dc0721ad65f47df1d48c35a144ca...
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.