OpenTechnical

OT-2026-000036628

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000036628) never changes.

Identity and time

Publication numberOT-2026-000036628 · never reused
Internal UUID01a0ae77-46e7-7963-95d2-cdd4de851e9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036628
StatusPUBLIC

Content hashes

Canonical text23917d41b1ac7aba7ecce9824e779a7d10cf3f1aa0590ecedd86fd26ec5ad591
Markdown5220d0b57dfd6342abdf00a44cd75fd9bfec928d39bd4b8dba8eb9aed0742949
PDF
Publication page8858bac1c42d01806f1d5a988c5b023830302b59da0119ade22c269272fcb535
Manifestb0adc8db1e17633488edebf0d9537f4184119bb995ef02928eabbe4624a9723b

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
Signature6FApaabsfSOkbvS50A0nu7O15Y4TV0fgWmqZKjPoiweItLM8mZAHSPlVGUYgbVDj2KIi6PTbS+6A5lde8veuDg==
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

2026-09-17T11:25:58.308918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036628
observed 8858bac1c42d01806f1d5a988c5b0238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:58.291392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036628/manifest.json
observed b0adc8db1e17633488edebf0d9537f41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:58.272665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036628/publication.md
observed 5220d0b57dfd6342abdf00a44cd75fd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:58.251260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036628/publication.txt
observed 23917d41b1ac7aba7ecce9824e779a7d...
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.