OpenTechnical

OT-2026-000040488

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000040488) never changes.

Identity and time

Publication numberOT-2026-000040488 · never reused
Internal UUID01a0ae79-2702-71e2-b483-fe7b6fe2a606 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040488
StatusPUBLIC

Content hashes

Canonical texte4cb51fddfb2b48f4a61d4036fdc1e43f603d41ff3e126bdc28d4955deb9b596
Markdown07cb7d739cb6a7274cfe1ab79705bd2d4891eb29f3fd67822c69003d7b9f6975
PDF
Publication pageefb7dd0dc0cde543ad73d7b646137960a59fbd71ed190e72ffffa6f4dfd727c7
Manifesta6746f0466b0f8315b708a1eba3b915021a71929f227a065fc83ff1b58333c92

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
SignaturerZAUIRx0v7wiQkBPOSUN5Ai+fivgupA3TtV+H0dtZIfsd9LWmydDUxjUsXCLFTNGXDLXjN3k2NmXhjc9fANlAQ==
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

2026-09-17T11:19:32.151673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040488
observed efb7dd0dc0cde543ad73d7b646137960...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:32.134498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040488/manifest.json
observed a6746f0466b0f8315b708a1eba3b9150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:32.117076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040488/publication.md
observed 07cb7d739cb6a7274cfe1ab79705bd2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:32.100859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040488/publication.txt
observed e4cb51fddfb2b48f4a61d4036fdc1e43...
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.