OpenTechnical

OT-2026-000016759

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three 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-2026-000016759) never changes.

Identity and time

Publication numberOT-2026-000016759 · never reused
Internal UUID01a0ae6e-5919-744a-b24c-a138d30cec78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016759
StatusPUBLIC

Content hashes

Canonical textb7db9aadf63ce0c6ebf579f15236c91736ddef3457b6e8058faebcdb9047c5f0
Markdown6f5114abf98af7fb8a2aa59747993b1ec7abf9ae121bc7f0087b1f2ade6fdad9
PDF
Publication page558e6b1cfeff3c65ca780032eaa4b470123a95cce1018e382ba21ff40b509da4
Manifest3dcb52c2e1b69bde18224e0fc526420934c777435c1d5c29f50d0399d6ebfeda

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
Signaturec2yEkPVAAOrahlPw1Yc9TWGFTS8Yv9lyzm5F5nq2kccJBlaeWfFLIb8kmU7dZRPPZ7zWR1W6hTcV7FXLNoLABw==
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

2026-09-17T12:02:59.899213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016759
observed 558e6b1cfeff3c65ca780032eaa4b470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:59.881413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016759/manifest.json
observed 3dcb52c2e1b69bde18224e0fc5264209...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:59.863585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016759/publication.md
observed 6f5114abf98af7fb8a2aa59747993b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:59.847426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016759/publication.txt
observed b7db9aadf63ce0c6ebf579f15236c917...
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.