OpenTechnical

OT-2026-000043328

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000043328) never changes.

Identity and time

Publication numberOT-2026-000043328 · never reused
Internal UUID01a0ae7b-327d-7ac3-b9ba-88b1646c5e56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043328
StatusPUBLIC

Content hashes

Canonical textfdd12a5b9f0de19a7d944e802d8e70b602ab3fd85021563a4538d6921f2f7599
Markdowncfff2e9ad15928f5b6466d3209e23b740c9280e670c00bef09e93befb9ac92d3
PDF
Publication pagef0162025d6b36244b37aeebb75923daf6ee8cc657ea7b5af81523fabf32121b2
Manifeste2f001570a4c363ba357cacce5b0fedaaafb29eba0d189965c48713d2aef4e25

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
Signature2F21aaYAMWP37rBM5+C0u6WPqOiKsOrcVyC4AqDPK6/lV6Ou6R9Zrxm3DcCx/jUphYWguylYHZdH8qu+KnYLAg==
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

2026-09-17T11:13:50.220408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043328
observed f0162025d6b36244b37aeebb75923daf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.202901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043328/manifest.json
observed e2f001570a4c363ba357cacce5b0feda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.183732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043328/publication.md
observed cfff2e9ad15928f5b6466d3209e23b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.165662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043328/publication.txt
observed fdd12a5b9f0de19a7d944e802d8e70b6...
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.