OpenTechnical

OT-2026-000034481

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034481) never changes.

Identity and time

Publication numberOT-2026-000034481 · never reused
Internal UUID01a0ae76-1ed0-7c8a-b655-495793064177 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034481
StatusPUBLIC

Content hashes

Canonical texte4a8d48a1d4908976532b8aaab13377b3456b79af0463c9c60d9168935986bf5
Markdown99df7bda62e98752efec2fb5d9aa6479e696d2afafb4469c97f6fe13f5cdbc4c
PDF
Publication paged8fce39de337c666f3b5ef62ead6e683a80663640ab0fc464156a6fbecff6158
Manifestf19fa0393249dc4615f403d969e28eb0f703a9c4bfa5d2ef5b17d43420ca819d

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
Signature/4Xz3nN+ZpufmrlKUoqgVQYNxM+FFmEnuifyTL7SYb2e5fXtcduld0DyvlQxLRiRrn2XL5q573l4xNyWX7YXDw==
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

2026-09-17T11:28:48.755648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034481
observed d8fce39de337c666f3b5ef62ead6e683...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.738321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034481/manifest.json
observed f19fa0393249dc4615f403d969e28eb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.686601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034481/publication.md
observed 99df7bda62e98752efec2fb5d9aa6479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.635664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034481/publication.txt
observed e4a8d48a1d4908976532b8aaab13377b...
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.