OpenTechnical

OT-2026-000053148

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000053148) never changes.

Identity and time

Publication numberOT-2026-000053148 · never reused
Internal UUID01a0ae84-a432-75c4-949f-4f96450c0b75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053148
StatusPUBLIC

Content hashes

Canonical textb23ab0c4b86502e387d62fe4e4f538744add57611700b14528297e7c473842c7
Markdown6c3e2b5472653eae9fd0bef4ab9e51c9e6ffca5a84397fd3c16050933ee362ae
PDF
Publication pagebabf83a1ccfce60f43ed9d22d14fcf33bbfb736261d4d5c85d62aa1478d4b17c
Manifest3bd513f4710746ecb820d7761379ab70aa1255667caadb67a6f0dec628545699

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
Signature5SnBW6K0brD687fbRuLrwLyJHw0qSJE+4GfQX5QSiogDQa9RTOJsc23CjkIzYNsHUM+Tzh5PcW+rNvB/G9hABg==
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

2026-09-17T10:56:57.970574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053148
observed babf83a1ccfce60f43ed9d22d14fcf33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:57.952854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053148/manifest.json
observed 3bd513f4710746ecb820d7761379ab70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:57.934481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053148/publication.md
observed 6c3e2b5472653eae9fd0bef4ab9e51c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:57.915438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053148/publication.txt
observed b23ab0c4b86502e387d62fe4e4f53874...
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.