OpenTechnical

OT-2026-000087009

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, sustained 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-2026-000087009) never changes.

Identity and time

Publication numberOT-2026-000087009 · never reused
Internal UUID01a0ae9a-9f2d-7af3-8164-80b4c4ecfb94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087009
StatusPUBLIC

Content hashes

Canonical text326cd9ce587470f0f8d7986a5e837918a83f72d232b5c4f6932aa4e6c8aa65bb
Markdown06e7ce66d953d52fd6cbd8d740acb279075141d93865300ac690b6d96c48d79f
PDF
Publication page649fb1206aa40baf750d260a348d35e6f29443cd5181a023ffe676f69c4cac3d
Manifest0632513816caea0357f989dc05f4e095e8ea3167b78cc8f297338fef9c8fbdc4

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
SignatureaWMLyBx8QuMEZen4mQ1E9IHnqZCUi7i9yg1kHuj1xP5agie6oZylwqn4aSUJ7qLo7Gy6UIKUBrKQizzzH3RWCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:13.740786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087009
observed 649fb1206aa40baf750d260a348d35e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:13.725813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087009/manifest.json
observed 0632513816caea0357f989dc05f4e095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:13.708703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087009/publication.md
observed 06e7ce66d953d52fd6cbd8d740acb279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:13.693153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087009/publication.txt
observed 326cd9ce587470f0f8d7986a5e837918...
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.