OpenTechnical

OT-2026-000062032

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000062032) never changes.

Identity and time

Publication numberOT-2026-000062032 · never reused
Internal UUID01a0ae8b-b8af-7e3e-b459-07377da44e42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062032
StatusPUBLIC

Content hashes

Canonical text14377576f6c818d24aa200875167d6d77a1b7216cd0c92fba06cf57dee4ee665
Markdown70272659ded503eaf8f6cc52f8e99600476279de83930245c484e62e2ccd38f4
PDF
Publication page64e5f9e50c92b5b16d8064947d83e70a541c6d774d0bd9a5b42b8834824675ef
Manifest4186d67565065145a0a1c9e47617d032aa59c613fed089fd7a4defd402c94603

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
SignatureWBVyUcBi5Bj+r4OQtIyVnfJLPnZvMMZtjxaY6OV5H242B+sesv1OYdZtC1Mts5Fzsx4Y4VMUC+AGLHq/sz9OAQ==
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

2026-09-17T10:41:04.092687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062032
observed 64e5f9e50c92b5b16d8064947d83e70a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.072606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062032/manifest.json
observed 4186d67565065145a0a1c9e47617d032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.051913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062032/publication.md
observed 70272659ded503eaf8f6cc52f8e99600...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.032582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062032/publication.txt
observed 14377576f6c818d24aa200875167d6d7...
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.