OpenTechnical

OT-2026-000056979

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000056979) never changes.

Identity and time

Publication numberOT-2026-000056979 · never reused
Internal UUID01a0ae87-d5b5-7444-9fb4-b293f4b82a24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056979
StatusPUBLIC

Content hashes

Canonical textafc916e9beb5caeb83afd04f65c30249ce0ce528977dc30ec6a29cc90c9c80d0
Markdown5e200036a9d2f980ef453ff1877c70c8ca85adfabf412cc22244e04902dc60d4
PDF
Publication page24da3b6f92f7dcea193531c856aee48fcf5db6d8f1553fb96a2ba5f5dd6c0946
Manifest0327276db54cdeeb2866718c2dd08049a382f7c5efb2bc9e8aa4d3497146c76f

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
SignaturezinxlmYzwifTQPOXObtfSf9BgMRLg7AsxMG+Mk0yf1w3nXCicuj1HZ2OC8EUvDAq9xAeF1LorSw/WYYBauQVDg==
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

2026-09-17T10:48:26.786652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056979
observed 24da3b6f92f7dcea193531c856aee48f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:26.768847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056979/manifest.json
observed 0327276db54cdeeb2866718c2dd08049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:26.751603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056979/publication.md
observed 5e200036a9d2f980ef453ff1877c70c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:26.733473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056979/publication.txt
observed afc916e9beb5caeb83afd04f65c30249...
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.