OpenTechnical

OT-2026-000033852

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000033852) never changes.

Identity and time

Publication numberOT-2026-000033852 · never reused
Internal UUID01a0ae75-a391-74ee-97a5-9e7c452ff9c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033852
StatusPUBLIC

Content hashes

Canonical text450c5de00a01d2ec02f410311e49f5f70c907b851462bc683d18e31cf6c9195b
Markdown458625755077525836cd3eba1be9f63576d59391d9d918aabc048bd377128913
PDF
Publication page494d930a9f1d0d9fdc61079aaea9c6112e444d2332163c6edc96846f56f80b71
Manifest0f00f2b6eae819c164e8a7e1b8086b7c209d1e5af398654949e7095e3df5b7ed

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
SignaturegSqS3RFQ0wgsbk+wRPkMJokiEmoRhECD4r5I/OanF0/nxNrgDIN+e996gRB5L6vSBBnC2IC1S0sOt7hflzlLBQ==
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

2026-09-17T11:31:54.682186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033852
observed 494d930a9f1d0d9fdc61079aaea9c611...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.663925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033852/manifest.json
observed 0f00f2b6eae819c164e8a7e1b8086b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.647668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033852/publication.md
observed 458625755077525836cd3eba1be9f635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.629136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033852/publication.txt
observed 450c5de00a01d2ec02f410311e49f5f7...
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.