OpenTechnical

OT-2026-000034535

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000034535) never changes.

Identity and time

Publication numberOT-2026-000034535 · never reused
Internal UUID01a0ae76-1ed0-7b15-8fe4-dbb7b9e54d4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034535
StatusPUBLIC

Content hashes

Canonical text024921d68d5ba8547c3e57b1167ae2447264dad5400047fa5ee3b134fd913fb7
Markdown00a9ad0d1a92c5d59e1e0a2cbe44e8a133838c1b9def5e1bd487ea07c97aea7d
PDF
Publication page8ea79c174b924e0ed47b4ef89ec33629987916e0f2ee268eecdf1d95830c9d4f
Manifest5d997576cffb7f0ba29729a90c9b92469c6442a68052a708d60dddc205a65047

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
SignatureqEWvB0mkswiYZWzk4xqgzAjk1zE0tJSW6NMRV/rGzuf8ISEh/d1GXdps+G6Uw2WWzYKEXh/Z+8BDMerAeUhDBw==
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

2026-09-17T11:28:53.518443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034535
observed 8ea79c174b924e0ed47b4ef89ec33629...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.501558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034535/manifest.json
observed 5d997576cffb7f0ba29729a90c9b9246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.482463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034535/publication.md
observed 00a9ad0d1a92c5d59e1e0a2cbe44e8a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.466227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034535/publication.txt
observed 024921d68d5ba8547c3e57b1167ae244...
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.