OpenTechnical

OT-2026-000082505

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000082505) never changes.

Identity and time

Publication numberOT-2026-000082505 · never reused
Internal UUID01a0ae97-8cc7-7d28-a86a-5dfada13f392 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082505
StatusPUBLIC

Content hashes

Canonical text08d67c7d8e4bfd56a3f6ee0ef8ac4c35600b962a9f5682b7f9f769b2a7fa77b7
Markdownf7a7ccca5aa9582cefb257909026e8def542b5bfa1182b15c00f6c8d1f4d91dd
PDF
Publication page8b9b2ccb22f5a89825a06b24fcdac8940e9bf597d2cc7ba57d1633462310a1d0
Manifestb952da4ac3a28058872b052df264cd935446d22bd988db857fd609ef4b4cf62a

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
SignatureVI1IF54mNRem2XBlg+cA9HvSLP+YyG0KcKgUumU8jSbyjLXtZkevhhkgEjLe0PnoaVXTftR1Ny3EXXWdk/0MDw==
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

2026-09-17T09:57:56.182080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082505
observed 8b9b2ccb22f5a89825a06b24fcdac894...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:56.166177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082505/manifest.json
observed b952da4ac3a28058872b052df264cd93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:56.149102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082505/publication.md
observed f7a7ccca5aa9582cefb257909026e8de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:56.132678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082505/publication.txt
observed 08d67c7d8e4bfd56a3f6ee0ef8ac4c35...
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.