OpenTechnical

OT-2026-000050644

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-2026-000050644) never changes.

Identity and time

Publication numberOT-2026-000050644 · never reused
Internal UUID01a0ae82-c7b0-73e0-b2e9-60c45f401d26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050644
StatusPUBLIC

Content hashes

Canonical texta817809d2e0008c2bc2a0cebf3ac6d990866ed651fe84d8900e6c4e50d5b3869
Markdowneddea69647f6c86b8f8b8ac5e3d013521665a19b6131ef29b262f6ceac1c09c0
PDF
Publication page524d3aee1561539fe975b467b61bd74f498d6002b0b5cab7efb6a9db0dbea917
Manifestdfc050d0c024f2c839f539d5e10adb8fa252d7e55b260f7b2089df800349e590

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
Signaturetc4LyIbggfvM4F1fxrY3UAfyD3DfMp5hSV7YiD6cxf7gC5jkl5EMVwsZaJIeMFpZN65fPBfjKUSa9Q0x2jF3Ag==
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

2026-09-17T10:59:20.373180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050644
observed 524d3aee1561539fe975b467b61bd74f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:20.352951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050644/manifest.json
observed dfc050d0c024f2c839f539d5e10adb8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:20.333866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050644/publication.md
observed eddea69647f6c86b8f8b8ac5e3d01352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:20.315878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050644/publication.txt
observed a817809d2e0008c2bc2a0cebf3ac6d99...
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.