OpenTechnical

OT-2026-000085910

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, sustained 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-2026-000085910) never changes.

Identity and time

Publication numberOT-2026-000085910 · never reused
Internal UUID01a0ae99-e82a-76fc-a74f-29c1799505ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085910
StatusPUBLIC

Content hashes

Canonical text0a18252553d3ff7f6877f2a9e892d98ffa56b845aefcbd9c7f1f8e3cf9e59150
Markdown7024891712052dc41bc68cf63ce3b3c6f390113f7e1b016088fa2b7d4d3a5888
PDF
Publication page28ee86dc017dc670cd97693aa450ff1607be7e8961a187315ebe9e7353ad62ca
Manifest11a6b60e9339364436030835d6b8c3622106a6a9f56b4b692e2ff765d3f16480

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
SignaturenWCRR28sc9bUx4NAOnuzG/V5mTdJKrKTTYFwf95A8FZKiK6j9/4VkGu9c7wOLOQkKhjWhss5AWcPnZihnzdmCQ==
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

2026-09-17T09:52:51.389570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085910
observed 28ee86dc017dc670cd97693aa450ff16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.372610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085910/manifest.json
observed 11a6b60e9339364436030835d6b8c362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.354162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085910/publication.md
observed 7024891712052dc41bc68cf63ce3b3c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.337189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085910/publication.txt
observed 0a18252553d3ff7f6877f2a9e892d98f...
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.