OpenTechnical

OT-2026-000050568

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000050568) never changes.

Identity and time

Publication numberOT-2026-000050568 · never reused
Internal UUID01a0ae82-5c49-7da3-b391-53837e9dfbd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050568
StatusPUBLIC

Content hashes

Canonical textb2ee1effd4a8a9083d95e64af7bed4dce68aedd10566cecf064b7ea8d7ad5f5b
Markdownca3a9130a162e3597b702e95a93e3f821c90f9e624e8e0d29d624ef49bc221d9
PDF
Publication page2b09751bd288590f14e379edb0f9acd5df8b390997729a57c7208b8b6ab8e9a7
Manifeste9f60ba43ff4912c2c3629d84b3bfd422241a3bb827ab4ecd284701ae206e916

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
SignatureeaIcsP3U36xEDo2CEpjH7LHJ2wvAvNbN7Wa/KSO8XQ3ScRVQvD1U2A9+3aoClZvzWTsARFG8z0JILM0DXSmNAg==
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

2026-09-17T11:01:40.109904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050568
observed 2b09751bd288590f14e379edb0f9acd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:40.092038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050568/manifest.json
observed e9f60ba43ff4912c2c3629d84b3bfd42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:40.077143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050568/publication.md
observed ca3a9130a162e3597b702e95a93e3f82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:40.060874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050568/publication.txt
observed b2ee1effd4a8a9083d95e64af7bed4dc...
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.