OpenTechnical

OT-2026-000044594

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044594) never changes.

Identity and time

Publication numberOT-2026-000044594 · never reused
Internal UUID01a0ae7c-39d9-7e0e-839f-ee8796470608 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044594
StatusPUBLIC

Content hashes

Canonical texte2f1671fbb6e4cdb26b87f4300e6877b0c6b0ba44abe7d9905a7d222f953c7d9
Markdownbf880837b843cd753338b65921e9ff1148b85dd6c616a514eda6790d8e919835
PDF
Publication page0ae4cccfa61740e59f3b3e0dae1fc2dc819b114ca57221971ff4070276b627e1
Manifest295bbce3a7f29d1f258cd140855a011ef55998f4a86822dc57be09ce20c97677

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
SignatureBZ/1QOPHQkLOyP1w1Grn91Vm97xeyrx//NlkgX6OP1xpqNefxTng10lF8jfmT2bZG2rkbFkAkIUd+jFZckenDQ==
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

2026-09-17T11:11:49.191419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044594
observed 0ae4cccfa61740e59f3b3e0dae1fc2dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.171697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044594/manifest.json
observed 295bbce3a7f29d1f258cd140855a011e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.152324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044594/publication.md
observed bf880837b843cd753338b65921e9ff11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.133143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044594/publication.txt
observed e2f1671fbb6e4cdb26b87f4300e6877b...
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.