OpenTechnical

OT-2026-000047620

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000047620) never changes.

Identity and time

Publication numberOT-2026-000047620 · never reused
Internal UUID01a0ae7f-3e5a-7294-9aae-fb5d502e1e5e · 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-2026-000047620
StatusPUBLIC

Content hashes

Canonical text183cc4f46ed77f8cee9c8c08f4ba1c8d8a8907ea1944c6b8b48096aa605b659b
Markdownc20850dab451eaa7afe44215a3c4a822c30d47ed48a2ffc579aec5c77397377d
PDF
Publication pagee2bd63ac9e3786a13d14aea51692437c90eb49212b438789cea65a72862d61ea
Manifest82a860a3a3f6be51f946140e5b36ed2fe24c389ba47ba23f6bc8c2e1e4c699b5

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
SignatureJG0SLJFRT6Ao1PKurt9JCBaSccPCMBScpjcmLRIP2Lxsm/3buZL3+5fcNlDu6XaB1l0AC2JRzKlEovyLTeLOCw==
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

2026-09-17T11:06:45.723516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047620
observed e2bd63ac9e3786a13d14aea51692437c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:45.706083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047620/manifest.json
observed 82a860a3a3f6be51f946140e5b36ed2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:45.687013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047620/publication.md
observed c20850dab451eaa7afe44215a3c4a822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:45.668745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047620/publication.txt
observed 183cc4f46ed77f8cee9c8c08f4ba1c8d...
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.