OpenTechnical

OT-2026-000023066

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, sustained 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-2026-000023066) never changes.

Identity and time

Publication numberOT-2026-000023066 · never reused
Internal UUID01a0ae70-46ed-78fe-9f75-c1df77f9e4bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023066
StatusPUBLIC

Content hashes

Canonical textd8d3fb66761e03bdf8673278cbe30b2959587b6003adca576a4f8b93d273482e
Markdown282086530461e5137da2115a0653aef0d4b7ac006c678fab44ec331b3546c2e5
PDF
Publication page0e7b6d05c956048651e7533e2dae883f5bc520bd8f1be7fe65a8ab21b3220aa1
Manifest245d229c54057da708dbd336f5a0e9824919e84e061355ec0afe73462cc095a8

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
SignaturesMEdxk41R0gHF7UKm0F4ynV1G20M5qqLDuvtNOXs3b1GZSmX4Xrwzuo+YQFqTIY8HTSqE+MwjYz92HUIVpOJAw==
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

2026-09-17T11:52:41.347247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023066
observed 0e7b6d05c956048651e7533e2dae883f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.326674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023066/manifest.json
observed 245d229c54057da708dbd336f5a0e982...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.306454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023066/publication.md
observed 282086530461e5137da2115a0653aef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.285087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023066/publication.txt
observed d8d3fb66761e03bdf8673278cbe30b29...
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.