OpenTechnical

OT-2026-000018789

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000018789) never changes.

Identity and time

Publication numberOT-2026-000018789 · never reused
Internal UUID01a0ae6e-d521-7d00-b58f-a379dd956055 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018789
StatusPUBLIC

Content hashes

Canonical text025a6f54374d0fc9e8a1af21b13f0935aab495ac65b5ec93c7ce76148c116b05
Markdown2a9ce5b14d1812debeeec5859cb326852f9e39f8c874030840db8ecf89c14584
PDF
Publication pageb6ce9dd0d68be447998953a4d13746f4a15b25297f952a7ad900f1b4a836759f
Manifestd20f202a83d542a269b4f4fabbcea03e72946acae61fb28cbb4d2e7d10283de9

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
Signature4xpQrwcPsoloqpuboluTQRW/e0D9kmbcsObeo3rW/22/IDrIgChoqixgBsV/B+Sp/XfLOGucfjtkuvPUfSihCQ==
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

2026-09-17T11:59:24.914371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018789
observed b6ce9dd0d68be447998953a4d13746f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:24.897787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018789/manifest.json
observed d20f202a83d542a269b4f4fabbcea03e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:24.879892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018789/publication.md
observed 2a9ce5b14d1812debeeec5859cb32685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:24.862644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018789/publication.txt
observed 025a6f54374d0fc9e8a1af21b13f0935...
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.