OpenTechnical

OT-2026-000082200

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000082200) never changes.

Identity and time

Publication numberOT-2026-000082200 · never reused
Internal UUID01a0ae97-4d94-7c5f-8307-b83ba27e169f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082200
StatusPUBLIC

Content hashes

Canonical textbd681fad039b7e9f3360f0cbe87388fa16747f9f4cf70b1321521e861af80f98
Markdown6392993eed16218ddf57c5d223aebc10926807039cfed3487f58501798c8adc0
PDF
Publication pagedf421fc0209822d7a30b0c46a1af37db5aab863e410920ab1f4bda0808acf593
Manifest4b63870d21ac215cb8b54a75b0dfbb71de991a070d387d2e1addece1621cd104

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
SignatureeSSGzRFDxHbwVpzRxvdxEUxh+cukQx2IrkYTRYoBM0DgB/BPvWfDfr0zw0dRX56wPBGkYwfvdbSPQRMPz98TCw==
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

2026-09-17T09:59:01.978872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082200
observed df421fc0209822d7a30b0c46a1af37db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:01.961324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082200/manifest.json
observed 4b63870d21ac215cb8b54a75b0dfbb71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:01.942590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082200/publication.md
observed 6392993eed16218ddf57c5d223aebc10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:01.903856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082200/publication.txt
observed bd681fad039b7e9f3360f0cbe87388fa...
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.