OpenTechnical

OT-2026-000014208

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000014208) never changes.

Identity and time

Publication numberOT-2026-000014208 · never reused
Internal UUID01a0ae6d-b279-7262-aef3-27e6cb69a644 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014208
StatusPUBLIC

Content hashes

Canonical textd16a8c0970e45d017830da7dfa18d7acdf2a3e6ee5af3d8f389986aac4a2b01a
Markdown38c6670727b7ea9bc01d6313e8f0abcfef073ca2508ee3db6ca28a7eacce4dd9
PDF
Publication pagebc62ed0e5a34f68c4b473202792dedbeac17c8602a042664ce3b230b6f773de5
Manifestc8200bf4ffeae34fb149114f7e3d7d91c4f0f75e5101cf6085dded3b5485b33c

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
Signaturea75N2rHM0jFB2ASbtHQgYgHXmT7NzJlGAESN2O0JLcD45HwbJwUFA69VcrJskezwQawjhMiMUBOF5ZpBML0mAQ==
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

2026-09-17T12:07:18.807214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014208
observed bc62ed0e5a34f68c4b473202792dedbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.788557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014208/manifest.json
observed c8200bf4ffeae34fb149114f7e3d7d91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.770889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014208/publication.md
observed 38c6670727b7ea9bc01d6313e8f0abcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.751679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014208/publication.txt
observed d16a8c0970e45d017830da7dfa18d7ac...
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.