OpenTechnical

OT-2026-000018032

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000018032) never changes.

Identity and time

Publication numberOT-2026-000018032 · never reused
Internal UUID01a0ae6e-96fc-7705-8e95-2bdfcb762f48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018032
StatusPUBLIC

Content hashes

Canonical textad258e02288044e450ff57e3f10ad1e5e66a4dbd329a62a392ca4113d4991697
Markdown15f4f06b8719ec7091223f3d88dbed54f6981b5478618c3b0e181a159bada3ba
PDF
Publication page6d98583b797132de5fd1cba9bc691585382e4acc304ba61e1a11841a06362cc7
Manifestae8669157c2e829a54c5e11457f1ce9b9da877238b475793be47e38d24e9cf42

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
SignatureSlPtyuA3IQoY1/PWStMiqlBKhvAmElJp1uzQZP8SuiCV3U8yT8m/h0/NlEultufmlrQ4Ilul1I4jlM4QfGghCw==
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

2026-09-17T12:02:03.710503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018032
observed 6d98583b797132de5fd1cba9bc691585...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.693396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018032/manifest.json
observed ae8669157c2e829a54c5e11457f1ce9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.677028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018032/publication.md
observed 15f4f06b8719ec7091223f3d88dbed54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.660043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018032/publication.txt
observed ad258e02288044e450ff57e3f10ad1e5...
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.