OpenTechnical

OT-2026-000072772

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line 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-2026-000072772) never changes.

Identity and time

Publication numberOT-2026-000072772 · never reused
Internal UUID01a0ae92-89da-7b2a-aa23-5ca84707b279 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072772
StatusPUBLIC

Content hashes

Canonical textc6bc9d120812d6645bbf4a24bddcf3d324967dad2e9a8385677f9d270034d2cf
Markdown1a83d00e62787b7c20a0e602b5471795b43fc077d01f73f10d8b299c7ab3f901
PDF
Publication page05e46d0e423935d4bc4050185d255955aa64ce884c920023c0f16396be9c489a
Manifest0cca418b1d43da8ad9ba26aac6495daf5ecad59b18d59ab90c156f9d330e5cdd

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
SignaturepYlwgGW10AU2HpPM8vK7vSJVUS9PMEqe53QRHzx8lO5CwSWCbjrJ/2cFFmzI8rlOMnqhs0OczR/dy4xM6QzaBg==
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

2026-09-17T10:22:40.984615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072772
observed 05e46d0e423935d4bc4050185d255955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:40.965434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072772/manifest.json
observed 0cca418b1d43da8ad9ba26aac6495daf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:40.947718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072772/publication.md
observed 1a83d00e62787b7c20a0e602b5471795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:40.930252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072772/publication.txt
observed c6bc9d120812d6645bbf4a24bddcf3d3...
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.