OpenTechnical

OT-2026-000011985

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000011985) never changes.

Identity and time

Publication numberOT-2026-000011985 · never reused
Internal UUID01a0ae6d-1943-73cd-b6a7-ef516e60f60d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011985
StatusPUBLIC

Content hashes

Canonical text35ef0858c2509ed07421cbe8a22ead09db0ba929d0984ea414937603c1757421
Markdowna0c81fd745f68c6657159cc48370b85ccbb9870a07e4e81e9cdbc11a25e07093
PDF
Publication pagead30d312906a02d124b956196dd0f4381ce68fcb77a6ba0090da0602729a5660
Manifestbae5e33af970fd6d8d9d3001dc69c2db0327a611a5e6be8131eae8284e68440a

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
Signaturek3XUfzsznSWUU4QgxV4tVyj9rXxYyKWGdfTA8wzDEcyYR+QW9rI9AwB+7WR48Q3VR1vRQTk+5ngx9DnuFY7gCQ==
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

2026-09-17T12:12:50.682259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011985
observed ad30d312906a02d124b956196dd0f438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:50.663982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011985/manifest.json
observed bae5e33af970fd6d8d9d3001dc69c2db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:50.644916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011985/publication.md
observed a0c81fd745f68c6657159cc48370b85c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:50.627300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011985/publication.txt
observed 35ef0858c2509ed07421cbe8a22ead09...
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.