OpenTechnical

OT-2026-000014914

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000014914) never changes.

Identity and time

Publication numberOT-2026-000014914 · never reused
Internal UUID01a0ae6d-d095-7201-8cff-2c613d842c87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014914
StatusPUBLIC

Content hashes

Canonical textc63a4222b182d45fb96fb8a0ea4eb30db36980082b08c71585e578fa8b0d9c8e
Markdownb7f3a070788709a930833dc76b9c10e1e2710d71394d3be2031d2507abfff12a
PDF
Publication pageafebb493408b54b70fec2d048424e1db156c09a5c9af1244473ec9cd1d437a64
Manifest1e5a597c31780e81fa097d4a53e56adaf2a59f3ea091e5637f5b14939d371bf9

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
SignaturekLYCsmsbARSfGrbF2+UADP8QNKpQua5fcnCm1d8+3/xd/BC8djZ8wcHRsDlokKxUhsKaJybK5mnnsoHFJePiAg==
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

2026-09-17T12:06:51.082673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014914
observed afebb493408b54b70fec2d048424e1db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.065212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014914/manifest.json
observed 1e5a597c31780e81fa097d4a53e56ada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.039122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014914/publication.md
observed b7f3a070788709a930833dc76b9c10e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.942027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014914/publication.txt
observed c63a4222b182d45fb96fb8a0ea4eb30d...
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.