OpenTechnical

OT-2026-000007777

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000007777) never changes.

Identity and time

Publication numberOT-2026-000007777 · never reused
Internal UUID01a0ae62-843f-7de0-b7e6-4e3b16bac1e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007777
StatusPUBLIC

Content hashes

Canonical textc3e5d811b5ee2f9b8f822ba4cb4cf886b5fa0d65f717f0315963bc53caaf0834
Markdown668f9f6b9cc2f3466c9093739f043cd8b06b5f29df1cef178eb0fe47c8d43058
PDF
Publication pageabacdbb2b3f9a4a2c541d3a6cb15fe8b323642a5b2e0d07c80d8dd8f76b7d75e
Manifest6f6c71339122a5440a26e3326e8bd5edea575f5a3f34660d5c4cccd2dc11960d

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
Signatureidvbgj8BUVdGAYN7LU4fB5ZLVfoH2Y9aBiapRy1XcPPnF/2NCbNMlYop9QvianwxP4bW/hU+2nkgoBAJLKtEAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:10.577377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007777
observed abacdbb2b3f9a4a2c541d3a6cb15fe8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.558650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007777/manifest.json
observed 6f6c71339122a5440a26e3326e8bd5ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.539572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007777/publication.md
observed 668f9f6b9cc2f3466c9093739f043cd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.520940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007777/publication.txt
observed c3e5d811b5ee2f9b8f822ba4cb4cf886...
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.