OpenTechnical

OT-2026-000019364

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000019364) never changes.

Identity and time

Publication numberOT-2026-000019364 · never reused
Internal UUID01a0ae6e-f392-7d6a-be9c-b05bb0a38bab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019364
StatusPUBLIC

Content hashes

Canonical text7b3e8e75c70e25740c4de4be3e5167dbd16db7d7d0c564838b66d7383ed3d17e
Markdown28d055160f51d60f2dfeb11e65fd96de5524bb03ec9201bf89aada208c18dc32
PDF
Publication page2d6a36d2711aa4cb815d62d1c47209b78995a2db70124e2540d86b814c668175
Manifest9dece4de1c256f2701b3e51fe7f14283f2fd379aa6224be5739bf1f46be6849a

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
SignatureUTPBVNhVSz1N560THGNrzg1VfQr/+V5Y+fW0jAlwUsu+peM2Gd5xjaBPdqeIZN4A+a01HjpGoxQiCln33UrMBQ==
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

2026-09-17T11:58:44.660013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019364
observed 2d6a36d2711aa4cb815d62d1c47209b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:44.642180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019364/manifest.json
observed 9dece4de1c256f2701b3e51fe7f14283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:44.623384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019364/publication.md
observed 28d055160f51d60f2dfeb11e65fd96de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:44.603624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019364/publication.txt
observed 7b3e8e75c70e25740c4de4be3e5167db...
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.