OpenTechnical

OT-2026-000025536

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000025536) never changes.

Identity and time

Publication numberOT-2026-000025536 · never reused
Internal UUID01a0ae71-5fa8-7d29-9426-6b17d957f7d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025536
StatusPUBLIC

Content hashes

Canonical text73393583ba0ae1880835082eed136d61ad4c8851923c4763c561b8559b07830c
Markdown6df3ef01ce9a3407b9a8ba8b6d8ca3ce27d7d0bed78eeeda14bc9478ca9cb725
PDF
Publication pagecf4e5d3dab62b134acde99c042dac0b0c08c7aed1431a99c02e38d2c1a62091d
Manifest0a6d4fa2476f4c3a4966dac0fdf3532ff4b84f6f9a9f6b5fae9d6ea67fb0528d

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
Signatureq32Skp2cjoiWkWW26uvY+hvYRvNTuSKMXxEcSD8NitQFESDbH4zqRruqgqXfMLHpHE3dZ236p0UpinOTHOvdBw==
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

2026-09-17T11:47:40.920796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025536
observed cf4e5d3dab62b134acde99c042dac0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:40.903795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025536/manifest.json
observed 0a6d4fa2476f4c3a4966dac0fdf3532f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:40.884857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025536/publication.md
observed 6df3ef01ce9a3407b9a8ba8b6d8ca3ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:40.866902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025536/publication.txt
observed 73393583ba0ae1880835082eed136d61...
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.