OpenTechnical

OT-2026-000019235

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, 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-2026-000019235) never changes.

Identity and time

Publication numberOT-2026-000019235 · never reused
Internal UUID01a0ae6e-f391-7b44-9dc2-6463304e0186 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019235
StatusPUBLIC

Content hashes

Canonical text6be5e3a904e707c0db2a2a3a4cae98fdea54aea4bc8c2a5ed1726f046103de18
Markdown346f32b797df0bb454e7d98b9407421efcc86ff5ac0060eaa2e3f7d36ce28560
PDF
Publication page173d39df0a3d6637fd1f07c043e5f4e1034b4d99d9cd1e62e6b03fe20f1fbcba
Manifest8dffe8febecb7bb4edf2770828d3a90ffa281a25af8ada11c4386b4de1cd69a4

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
SignatureAVJPxnPUTt/RSbjh9TC2gkLYptmHcJS7/T30Uvn2ExNbMr9NvLkWUc7siLyjFnVD5+zsYgqUaK6S+K+PAY0TAw==
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

2026-09-17T11:58:33.782971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019235
observed 173d39df0a3d6637fd1f07c043e5f4e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:33.764695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019235/manifest.json
observed 8dffe8febecb7bb4edf2770828d3a90f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:33.747309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019235/publication.md
observed 346f32b797df0bb454e7d98b9407421e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:33.728905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019235/publication.txt
observed 6be5e3a904e707c0db2a2a3a4cae98fd...
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.