OpenTechnical

OT-2026-000070041

Publication integrity record

Two cup vacuum gripper, two zone face, two 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-2026-000070041) never changes.

Identity and time

Publication numberOT-2026-000070041 · never reused
Internal UUID01a0ae91-1861-7967-8876-64767f037517 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070041
StatusPUBLIC

Content hashes

Canonical text1f13af37b71005a876a8045379b166ce7df7cd52e26002c998c9157921d23720
Markdown1f4790c2e95e481cc96546e0e3f8035fcc01557654ef8df0c70d9247803f8d03
PDF
Publication page8326dbef5a2604c5ed5c707dfc2c6edc929cbbad62be899c300d9d13c8f2ca0e
Manifestfc43d5574985122d57caed4a010ffe3359f218393954daf8f584ac2d7324b503

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
SignatureLUvflqyh4fhjJK/EIGcKNpzuxGoJpNAPNmNcG7q0nBvABzXP7G8q0AP3MzzOgp0g/cUZAOzSTCaJ9naxuYiLAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:59.809292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070041
observed 8326dbef5a2604c5ed5c707dfc2c6edc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:59.792747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070041/manifest.json
observed fc43d5574985122d57caed4a010ffe33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:59.775435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070041/publication.md
observed 1f4790c2e95e481cc96546e0e3f8035f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:59.757365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070041/publication.txt
observed 1f13af37b71005a876a8045379b166ce...
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.