OpenTechnical

OT-2026-000017867

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000017867) never changes.

Identity and time

Publication numberOT-2026-000017867 · never reused
Internal UUID01a0ae6e-96fb-78e2-ae84-ac4358aa94a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017867
StatusPUBLIC

Content hashes

Canonical texte1833c0ddb5248c8ca9c81a92809ff792626e57f8efcea01a8a04a90dce71e86
Markdown99263e978bcceb036262b7be93bc77ed3e5fcf5073e897fa82df7fe7ddab7a76
PDF
Publication page1b71af86e4657cd2f72f1b78286d1a325ccbf6932ee17b7b155b3bd8a71503bf
Manifest7c5b5b7d10bbd34d696278dca8c1b802db73d95fd62a38eafea233e355e25a0f

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
SignaturefCjeFUHXWZhLwU8OjbI/V8Q20kKf9gmNe6zGbCHJ14iJkRYk1MPcVAULkfYO6A8sXIIXRC76irBWSL46aUffBQ==
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

2026-09-17T12:01:51.122280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017867
observed 1b71af86e4657cd2f72f1b78286d1a32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.106538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017867/manifest.json
observed 7c5b5b7d10bbd34d696278dca8c1b802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.091365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017867/publication.md
observed 99263e978bcceb036262b7be93bc77ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.077374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017867/publication.txt
observed e1833c0ddb5248c8ca9c81a92809ff79...
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.