OpenTechnical

OT-2026-000017539

Publication integrity record

Four cup vacuum gripper, four zone face, four 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-2026-000017539) never changes.

Identity and time

Publication numberOT-2026-000017539 · never reused
Internal UUID01a0ae6e-76ca-7f2c-9ca6-69ba437e9ca1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017539
StatusPUBLIC

Content hashes

Canonical textb8e245108ac44915e289ce2b809e68a954985872b5d19fcd232aa5e9358aee6d
Markdownf638d145aa0c94f34344cf3959f80c1fad2ee99a76e9449da23a28cf144b83bc
PDF
Publication page9f17dcbe3f57287c7e691246ed8dbdcf4c3801b78f6735aede07f1aa30b7d00c
Manifest1e3d9c3b3e03d1140d9c67b0eae606c4fbdf34959e67799d80695c961dab8e86

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
Signaturef4SvX98lnM0Yh0S6XSkerpPAe9vj0+Zq6niu/ULSHEs/ttkKBkn3fskq7tFyZfvI8KbfMgu/cU+voxy7JfXXDA==
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

2026-09-17T12:02:42.091366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017539
observed 9f17dcbe3f57287c7e691246ed8dbdcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:42.073970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017539/manifest.json
observed 1e3d9c3b3e03d1140d9c67b0eae606c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:42.055261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017539/publication.md
observed f638d145aa0c94f34344cf3959f80c1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:42.037896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017539/publication.txt
observed b8e245108ac44915e289ce2b809e68a9...
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.