OpenTechnical

OT-2026-000016386

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000016386) never changes.

Identity and time

Publication numberOT-2026-000016386 · never reused
Internal UUID01a0ae6e-2d12-7425-a6de-a990e4304c5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016386
StatusPUBLIC

Content hashes

Canonical textacabff751093addd1a8612c5a13762719f473274f703d29df4e5b51dde9d9012
Markdown760c4aec2d0d4e25d301a33ff89302a8ec235f7450a6f3a20d79390f6e5e3d90
PDF
Publication pagec101a3c7d238a86fc8e2078b7a14ae949afc6338c726d5367a4fa85ccd49857b
Manifest5adbba8844f42bb1deb2771219431a31f4a6d4ec897420b106027c8526d632ed

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
SignatureQbvl9NWK07ONpd2mmKnYDngkBq8yG/z+pJbjWcY4MG1UAqbmSCZouPCwWbsR/u9KLBX9FMdgGPh5q0vXR4wxAQ==
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

2026-09-17T08:44:21.233569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016386
observed c101a3c7d238a86fc8e2078b7a14ae94...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:44:20.837544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016386/manifest.json
observed 5adbba8844f42bb1deb2771219431a31...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:44:20.520357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016386/publication.md
observed 760c4aec2d0d4e25d301a33ff89302a8...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:44:20.236051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016386/publication.txt
observed acabff751093addd1a8612c5a1376271...
fetched by grabo-systems from 34.44.131.203, 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.