OpenTechnical

OT-2026-000047420

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000047420) never changes.

Identity and time

Publication numberOT-2026-000047420 · never reused
Internal UUID01a0ae7f-3e58-7b00-83a2-395f0236f1fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047420
StatusPUBLIC

Content hashes

Canonical texted2f3f0f0a8f84bfdefbc2d1154436f1bb5129ee0cf4009cf51e74dcfaf33c72
Markdownef9216c3e248fcf5d8b0b5496a08d14c3a883fd4477b660160323231a6c9d575
PDF
Publication page73578820899315dfdcd306ce0be884cef3442350d75390dbfc9426883731d8a3
Manifest3fd6f3afd1cdf272002f0da46919df308b2311468130d62aca908bc934b12b57

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
Signature3ebll46eHobyTcqMUR/cOPAMRsYdie+PXQPI8E90Fr5Nw1HoZ4mdYUerY2s+TRNE6tx/4ovbgJe7/BrsJ4HcAg==
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

2026-09-17T11:06:26.349835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047420
observed 73578820899315dfdcd306ce0be884ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:26.332242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047420/manifest.json
observed 3fd6f3afd1cdf272002f0da46919df30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:26.314538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047420/publication.md
observed ef9216c3e248fcf5d8b0b5496a08d14c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:26.295600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047420/publication.txt
observed ed2f3f0f0a8f84bfdefbc2d1154436f1...
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.