OpenTechnical

OT-2026-000023388

Publication integrity record

Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, 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-2026-000023388) never changes.

Identity and time

Publication numberOT-2026-000023388 · never reused
Internal UUID01a0ae70-7268-78ba-80ab-6f0570bed2d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023388
StatusPUBLIC

Content hashes

Canonical textd3ba543a6c4d9e43e003ca17196ef9bc7a575fc195e9fea56c6daafd9178f962
Markdown4223bfa3c8753af07b5b77e6fffc040a05acd5b9aa0f48fe7f81568c537fc038
PDF
Publication pageb38f4b4ba15030063792ed528bf631ad7eb124cf9f0dce0ccc8b4d24d15bf000
Manifeste309c34b139d831625909ba70db801050ba878b11887e43e6cdf2f7f475b2509

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
SignaturefCtsvJutxea9a0EmHM2HLG5m24cZnG3x0ys6oUrEMD568QFqm3Qa6F6Y2549O5drZohyjGP+/cmF8QsV86iGCg==
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

2026-09-17T11:51:35.352303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023388
observed b38f4b4ba15030063792ed528bf631ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:35.335092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023388/manifest.json
observed e309c34b139d831625909ba70db80105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:35.315470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023388/publication.md
observed 4223bfa3c8753af07b5b77e6fffc040a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:35.291790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023388/publication.txt
observed d3ba543a6c4d9e43e003ca17196ef9bc...
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.