OpenTechnical

OT-2026-000014560

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000014560) never changes.

Identity and time

Publication numberOT-2026-000014560 · never reused
Internal UUID01a0ae6d-b27b-7f6d-8385-4ab9a7f9fbbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014560
StatusPUBLIC

Content hashes

Canonical texteaef786f3d5ac03a42cec444b792859a67290450be66d8fa2b4911ccad7920d4
Markdownf192c69248540c5c35d03f8b1de8af09403e910d17d2cec82f293cd38520da6c
PDF
Publication page6d9d0f9e8839e9ea66ad92b2b5e4a623e820ad94d06aa791a524552c28bcb409
Manifest9a3c621ce0f1fdf469f3eef98bf4b827924865b011b1c70699d6ae5e116a5ddb

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
SignaturerXx4NW7MqxzbY3SLpn2tJ+qnYMCT2u/m0Jsi4+qYr7lWE+olb1R0yIkNWZ6MReWTIFOe8DpMcv5aEKiYvJqeDg==
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

2026-09-17T08:42:10.739252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014560
observed 6d9d0f9e8839e9ea66ad92b2b5e4a623...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:42:10.473482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014560/manifest.json
observed 9a3c621ce0f1fdf469f3eef98bf4b827...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:42:10.219681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014560/publication.md
observed f192c69248540c5c35d03f8b1de8af09...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:42:09.749470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014560/publication.txt
observed eaef786f3d5ac03a42cec444b792859a...
fetched by grabo-systems from 34.44.131.203, 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.