OpenTechnical

OT-2026-000041548

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000041548) never changes.

Identity and time

Publication numberOT-2026-000041548 · never reused
Internal UUID01a0ae79-e89f-7e79-918e-56160e04c1fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041548
StatusPUBLIC

Content hashes

Canonical text9cf9216692ed2da9b12d0728133c3a68031264c559f1fe7878a350fcdbdff1e0
Markdown8cc0b48ed920e641e1b8cd6b276a5bb6516d8cd175fd0d0e8a2125460fd30361
PDF
Publication page3e608d162812ad5be1bd4bc6979bb619c6748178441487c10b25ae77ebcb148b
Manifest81966f5c9d77270e8e775a145fc71f65298372c316d2c81eb0a632ce9eb954d5

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
SignatureU0WGDVOdN66PRkvJzH5G80+tpYIbFmFLSf5+lwuPD/P3sqgQy0reXTVOXPbOExS1tJVGuWD1heMN6iOFuKu9Bw==
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

2026-09-17T11:16:19.466115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041548
observed 3e608d162812ad5be1bd4bc6979bb619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:19.450018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041548/manifest.json
observed 81966f5c9d77270e8e775a145fc71f65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:19.435285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041548/publication.md
observed 8cc0b48ed920e641e1b8cd6b276a5bb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:19.419506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041548/publication.txt
observed 9cf9216692ed2da9b12d0728133c3a68...
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.