OpenTechnical

OT-2026-000058742

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000058742) never changes.

Identity and time

Publication numberOT-2026-000058742 · never reused
Internal UUID01a0ae88-f39e-7fef-9759-7e80c7af1259 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058742
StatusPUBLIC

Content hashes

Canonical text6dfd144e00b3ccbe6df74ef8358f06863a02f8577dff23144cbe11d7f09c46b6
Markdownb1e2f6f66ca776633a6483e99502e0e1b434ea93e00fa8360d1a03a5093d46fa
PDF
Publication pageecac9f005acf98432619ee6026eed3f49d896beeb53533e09c92cdb3fe8b3f97
Manifestf69e144f6a39c63d48e3495e8864bb96bcbcd01a8dcaf971797b481947ca8d53

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
SignaturenAAnz9Q3hd6czIZoxiVWKi6xsk0ZueEccoIFoh/A5YFZU2fuBLpq5lQs0/xEocsEPBqIK+mDDOSHDkqVhQpxDQ==
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

2026-09-17T10:47:16.748745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058742
observed ecac9f005acf98432619ee6026eed3f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.732925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058742/manifest.json
observed f69e144f6a39c63d48e3495e8864bb96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.716554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058742/publication.md
observed b1e2f6f66ca776633a6483e99502e0e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.698689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058742/publication.txt
observed 6dfd144e00b3ccbe6df74ef8358f0686...
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.