OpenTechnical

OT-2026-000075106

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000075106) never changes.

Identity and time

Publication numberOT-2026-000075106 · never reused
Internal UUID01a0ae93-ac2e-7ec6-b24d-96e9da80ef9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075106
StatusPUBLIC

Content hashes

Canonical textea97528f3c1fe3b997258531389a7ea341f2d21e3028c28b4b9c86d978d7780f
Markdown30ce4f7aa39265898b565d8ef5e6e5d00c309f399a3b7d6951652773de765abf
PDF
Publication page37e0d57350ffe20a67fc86865a6465dc6f7fa1525d9e5128a89ac8f1f87b91f4
Manifest4310dc98263a537c2e8fbdccff96b0c0462d4a531de3d2f5df774e774350afa9

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
SignatureTtcJeum8RyEPj03wYqnpVDTErXXhjtyf6tPA7HbLQo5w4r/a/rfZXKNwJwagZ02mLr3svQmUt18OSE1x/oR7Cw==
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

2026-09-17T10:18:55.892112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075106
observed 37e0d57350ffe20a67fc86865a6465dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.875461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075106/manifest.json
observed 4310dc98263a537c2e8fbdccff96b0c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.858068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075106/publication.md
observed 30ce4f7aa39265898b565d8ef5e6e5d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.842041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075106/publication.txt
observed ea97528f3c1fe3b997258531389a7ea3...
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.