OpenTechnical

OT-2026-000039191

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000039191) never changes.

Identity and time

Publication numberOT-2026-000039191 · never reused
Internal UUID01a0ae78-9673-7ec8-8bc2-06da730c66a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039191
StatusPUBLIC

Content hashes

Canonical text82d9c34f58de953a9e4dbf7ee7319f9d589c8db4900211bac98a1e4e8ac51537
Markdown1be41448c9b8b7e7e7d719218670140c75f656e407935ca353513013fbd484ad
PDF
Publication pagecd20a6abfc1bf0643828866d50c3c13de3671cd70e27969c3362021af6ef883c
Manifestc3a7b498adb5d716b07f57f0487e653b91778178d2853bbe842657103a10c5c0

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
SignaturejdNbxtTADnMKS6pTERotmn/WOnNt6VT2tpHdgMAoEREMc52Oxt+tg8TEipXL4tNBHB6Na4yzFS3GiU503raWAA==
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

2026-09-17T11:20:43.525331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039191
observed cd20a6abfc1bf0643828866d50c3c13d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.510044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039191/manifest.json
observed c3a7b498adb5d716b07f57f0487e653b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.493686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039191/publication.md
observed 1be41448c9b8b7e7e7d719218670140c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.476871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039191/publication.txt
observed 82d9c34f58de953a9e4dbf7ee7319f9d...
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.