OpenTechnical

OT-2026-000027272

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, sustained 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-2026-000027272) never changes.

Identity and time

Publication numberOT-2026-000027272 · never reused
Internal UUID01a0ae72-6996-717e-a369-5f773b7bb5e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027272
StatusPUBLIC

Content hashes

Canonical textb45c5ce3571fd835f8f1b48f050ec09cc88ab4e9016d627f13f9b6b6cb1014bc
Markdownd20b4dcb5baf1e6448815720deebb2458e0a7ddef66c4d39cae8982495d3f71d
PDF
Publication pagec2846842e047f7556ed178f656355e5223d35f636080e812b4399723d6137692
Manifest8bf6f147fa18681a104397c30dc21a955c9031e76ba58e936616ec53089f2bd9

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
SignatureHNJ8MEtcg70adgOPR8YVkRiDO5Ooz5yJVZoKkCXmBzeU0SMWIIX1FqJ9Ja+x+4eIY0pzsx7TVD3/L9FCTt+YAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:42:39.370626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027272
observed c2846842e047f7556ed178f656355e52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:39.353823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027272/manifest.json
observed 8bf6f147fa18681a104397c30dc21a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:39.335661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027272/publication.md
observed d20b4dcb5baf1e6448815720deebb245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:39.317102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027272/publication.txt
observed b45c5ce3571fd835f8f1b48f050ec09c...
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.