OpenTechnical

OT-2026-000080010

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line 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-2026-000080010) never changes.

Identity and time

Publication numberOT-2026-000080010 · never reused
Internal UUID01a0ae96-4377-7d4d-8270-01c35b006a81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080010
StatusPUBLIC

Content hashes

Canonical text20b89b89f3f237b3139bacb6b90cc93c897abd9919fcac544765ba518f3429a4
Markdown8ea0a37ac9790d23c4b718ea2e82e2e24773b686c34098174c024c1957a7c67f
PDF
Publication page27de11ffae585c8a4921e9e5f9db00fdf5e1af45bfc97ac62c52dcbaee14dcf4
Manifest679d1d8c6fb0f1f7fd92cf4728691b18e9c16d7c6d164e53d592377d4f696d71

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
SignatureNzKaFspMpfUSPk2xTnjsM+DwcWFEaUkNsg5ayT2X/r8ZgAtlGeYxDeaBIdKWCvK1ofG2IgwWnLjJTs5+9+fTBA==
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

2026-09-17T10:03:55.775295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080010
observed 27de11ffae585c8a4921e9e5f9db00fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:55.756925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080010/manifest.json
observed 679d1d8c6fb0f1f7fd92cf4728691b18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:55.737388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080010/publication.md
observed 8ea0a37ac9790d23c4b718ea2e82e2e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:55.717898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080010/publication.txt
observed 20b89b89f3f237b3139bacb6b90cc93c...
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.