OpenTechnical

OT-2026-000095415

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000095415) never changes.

Identity and time

Publication numberOT-2026-000095415 · never reused
Internal UUID01a0ae9f-8f72-7062-9214-2f45e1e054a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095415
StatusPUBLIC

Content hashes

Canonical textf7d0b847f7d5882a58a445814c1240205ca98aeb36f9985ec0e0f9afb4e1b3bc
Markdownc1c6ae008b587a937158de1d8706f3abeb552b754aee14709a088c98f26a2c17
PDF
Publication page58c1e6b1bae9c91655def7e71619e72c9fe9e7b48e523bad8889c44074bf0d25
Manifest461dfc16507c22f640ceee293da9bf0e9fa9b268f46e76d95bfed3510afb48de

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
SignatureHn8mYxUlBgwvahKKq9DdO9OiamsPssEhsKObjHfBB4nVCkNJs3UPDgLkDVEDulwpHArwY78g4kRGornofQbcAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:47.643923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095415
observed 58c1e6b1bae9c91655def7e71619e72c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:47.626617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095415/manifest.json
observed 461dfc16507c22f640ceee293da9bf0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:47.608647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095415/publication.md
observed c1c6ae008b587a937158de1d8706f3ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:47.590405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095415/publication.txt
observed f7d0b847f7d5882a58a445814c124020...
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.