OpenTechnical

OT-2026-000011651

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000011651) never changes.

Identity and time

Publication numberOT-2026-000011651 · never reused
Internal UUID01a0ae6d-1940-7b78-a4f4-c0a17ec6a641 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011651
StatusPUBLIC

Content hashes

Canonical text0074f04a03a4b8557d8b534960cb96500572d6473baf0f415c918bdf00741a2a
Markdownc4726ee9b6dcc99e734cee0771dcd44cff7ff52ec6a54793aed612d6b16126f3
PDF
Publication page3ba6eb01faf22ee8a08c5c5f4e10f6f450d2e74e4f881d11ec4b2e191a4fa1f7
Manifest1e4d6f8f6cf7c8bfef549e95d6d0ac01a03fec93f9bf3b0409c5ede467680746

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
Signature03cgxPwHlrJTzVdsM+ZPqVEnHKwR2/AVhzTZEBFITS6SHodo8/E7JX6SLzIdUIKWGgsorNgw9ktjMN2syKkDCw==
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

2026-09-17T12:12:14.410708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011651
observed 3ba6eb01faf22ee8a08c5c5f4e10f6f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:14.388077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011651/manifest.json
observed 1e4d6f8f6cf7c8bfef549e95d6d0ac01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:14.366324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011651/publication.md
observed c4726ee9b6dcc99e734cee0771dcd44c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:14.343769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011651/publication.txt
observed 0074f04a03a4b8557d8b534960cb9650...
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.