OpenTechnical

OT-2026-000058860

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000058860) never changes.

Identity and time

Publication numberOT-2026-000058860 · never reused
Internal UUID01a0ae89-479e-7f73-be20-3661cc2535f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058860
StatusPUBLIC

Content hashes

Canonical text517d4235f1b834162511c0027cfe40f2dc00e668fb0f67c4f2f6cda5a8a81762
Markdown173602f3c4c3945bcf01322a0b352c1c0d85d7d8152925cec50e5780e7f3a1e1
PDF
Publication page85816bce456c0b159526da2efea41139779dc892cf4763a56cb931590397bbc2
Manifestc1f2335eb0f34bdefed396761dea31a52a173831c6391070523435f43de78ea1

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
SignaturedAPJBicyXTAvqyE42iOzmgmcQ9TXE3lQ+hcVPlcfbGe5uDbWanJCpjrquMI/V7kiyWhubZ6VcXSQcvXALhTwDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:24.015539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058860
observed 85816bce456c0b159526da2efea41139...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.998454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058860/manifest.json
observed c1f2335eb0f34bdefed396761dea31a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.981292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058860/publication.md
observed 173602f3c4c3945bcf01322a0b352c1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.930121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058860/publication.txt
observed 517d4235f1b834162511c0027cfe40f2...
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.