OpenTechnical

OT-2026-000083818

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000083818) never changes.

Identity and time

Publication numberOT-2026-000083818 · never reused
Internal UUID01a0ae98-0418-7baa-bf78-d370daa82434 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083818
StatusPUBLIC

Content hashes

Canonical texte8d13ba58bad8cb991e1b14fa7dfb05d2d67a7c52d7d59970355ce6498435c72
Markdowne69f14383be1ba973c37c65f11f82c338f834924dd9f4935e1cd35ee6ce9b107
PDF
Publication page6a41c843e0d180e5d2817a9c76e05e00b76a3c792976e80d12b92e39843878a3
Manifestd8f61ea95980c55b50d7697b403c485e91266dde5bbc7c5e22f5795166c49437

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
SignaturetHVqCZGuHJXC4AJZtdj1Ey9vHiP3+oIHUq03vkbtPmbGRZVYtR8/cKYZLCBQmmhTz1HLwNdQfFEyrk09Il5VAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:04.564427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083818
observed 6a41c843e0d180e5d2817a9c76e05e00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:04.532691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083818/manifest.json
observed d8f61ea95980c55b50d7697b403c485e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:04.508111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083818/publication.md
observed e69f14383be1ba973c37c65f11f82c33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:04.489880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083818/publication.txt
observed e8d13ba58bad8cb991e1b14fa7dfb05d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.253483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083818
observed 6a41c843e0d180e5d2817a9c76e05e00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.237849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083818/manifest.json
observed d8f61ea95980c55b50d7697b403c485e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.221770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083818/publication.md
observed e69f14383be1ba973c37c65f11f82c33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.206078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083818/publication.txt
observed e8d13ba58bad8cb991e1b14fa7dfb05d...
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.