OpenTechnical

OT-2026-000040232

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000040232) never changes.

Identity and time

Publication numberOT-2026-000040232 · never reused
Internal UUID01a0ae79-26ff-7ef9-b4d8-26385fadcdef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040232
StatusPUBLIC

Content hashes

Canonical textda3c9de4aa950d7c5d7266a7a9c86664d957fe07a9eee232a137a58f5c2e8896
Markdownb670e8489a4c5f80eba4f94d2b41a30779c148fd9bc7818331babb4befedae2f
PDF
Publication page84e0a15913e3db898daaab9eb2d17343aaea23089c8be765f23994057b6ed6c6
Manifest1e401e9630c4a65110fd3442ca877a10fbd689e58945a6880417a97ccce924de

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
SignaturedpwpGiyUvo576iUusSWxg1Rwaj2CVWQ4rCbbrcJhaE/dz6QO2p2Pp79iZzZZxAgMnbzHAo/tpqUUsZ3KEYYjDQ==
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

2026-09-17T11:19:07.371070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040232
observed 84e0a15913e3db898daaab9eb2d17343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:07.355179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040232/manifest.json
observed 1e401e9630c4a65110fd3442ca877a10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:07.338790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040232/publication.md
observed b670e8489a4c5f80eba4f94d2b41a307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:07.321749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040232/publication.txt
observed da3c9de4aa950d7c5d7266a7a9c86664...
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.