OpenTechnical

OT-2026-000052279

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000052279) never changes.

Identity and time

Publication numberOT-2026-000052279 · never reused
Internal UUID01a0ae83-e791-7eae-a042-a52e926515f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052279
StatusPUBLIC

Content hashes

Canonical textd919668cb351bea7c2725c00f72942f9e188a2b7bd042870ca6d1ea104395633
Markdownf280d472ee1d71c0363000ad4aabbf9c679c6f044985f862a2db6f75c323fbb5
PDF
Publication page87ecbbfee4b2e22e78890771e9094a7ef22ba3ef3c0e5d93eb066cc0e4cfa032
Manifest6fe088d9510e21b2cc62a3cdbd6c760f66bb6bcea8206070ef7f038844ee9569

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
Signature2Hbvyor+63NAMQFityeF9o7mN3nittUScl8DgARLfiqc1JVfShiJI70I3PLDgujXUuzcGBd+tWTRXmHQ4BdeCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:52.194918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052279
observed 87ecbbfee4b2e22e78890771e9094a7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:52.176782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052279/manifest.json
observed 6fe088d9510e21b2cc62a3cdbd6c760f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:52.159611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052279/publication.md
observed f280d472ee1d71c0363000ad4aabbf9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:52.127342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052279/publication.txt
observed d919668cb351bea7c2725c00f72942f9...
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.