OpenTechnical

OT-2026-000053288

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000053288) never changes.

Identity and time

Publication numberOT-2026-000053288 · never reused
Internal UUID01a0ae85-0a15-773d-a69e-4e5cb663e9bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053288
StatusPUBLIC

Content hashes

Canonical text001c901b0d5f43a781b80f211607a4bf13b0241376e610f14563eda92ae45a4a
Markdown4d809e1a3727eedda88615725e5ea25386d9008a700815d30305e473f36d4b66
PDF
Publication page675fbe877d2e2d42708c8eb126705d937e62adb5dcf53a07dc92bc28ed2652df
Manifestce4bf2843ee1124755ae2101d3e0f8d49d4ae46a1a43de4a150a55268df702c5

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
SignaturefDni9nZcA0PCDJzYT2/DuZWc8JwuXEgNbgNKaPHhJjkFOu5WBwo51hRqVk/eT9M3bwyxMD4hwPICCyvMaNgxDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:58.414736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053288
observed 675fbe877d2e2d42708c8eb126705d93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.397530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053288/manifest.json
observed ce4bf2843ee1124755ae2101d3e0f8d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.379893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053288/publication.md
observed 4d809e1a3727eedda88615725e5ea253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.363365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053288/publication.txt
observed 001c901b0d5f43a781b80f211607a4bf...
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.