OpenTechnical

OT-2026-000058780

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000058780) never changes.

Identity and time

Publication numberOT-2026-000058780 · never reused
Internal UUID01a0ae89-479c-76fe-9633-41876c760596 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058780
StatusPUBLIC

Content hashes

Canonical text70525b7cc6aa9555f40f3140e977714aa33eb61db7979c838540a3a0dfeb69a8
Markdown1e4464e71b43a64a9124c984dd7b5f581b6b932aa00f4f3f3b2684d6ea1ccd9c
PDF
Publication pageca0d970e0763cc296c6a4a18cee38cb45c9c364d607b5002c2dd90ae4343ef49
Manifeste3ef36f4a2c96886bc6a5ad8fbcf4a46431a48c62d01409b3bb765da39b037e2

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
Signature3NxmUFNGferphwHf83k6fxqMIJgCo2iRIjmx1G8U6bYHRxEEgHtFA2P/ONQm11RCV+LqGvbI7ubtL1No8PxgBQ==
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

2026-09-17T10:46:17.802467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058780
observed ca0d970e0763cc296c6a4a18cee38cb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.782376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058780/manifest.json
observed e3ef36f4a2c96886bc6a5ad8fbcf4a46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.762814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058780/publication.md
observed 1e4464e71b43a64a9124c984dd7b5f58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.744340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058780/publication.txt
observed 70525b7cc6aa9555f40f3140e977714a...
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.