OpenTechnical

OT-2026-000041842

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000041842) never changes.

Identity and time

Publication numberOT-2026-000041842 · never reused
Internal UUID01a0ae79-e8a5-743e-8a65-d63009d9e21e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041842
StatusPUBLIC

Content hashes

Canonical text3e060ee8fa8cfb87c1af558550c00a2ba1ae8e9bf1f4078c3043dc5be2b2e76e
Markdown585e4e091ac6fd6664489b464133ea53b018528556a2acb133eccb4dafacd121
PDF
Publication pagee24981b1ab99fe2c38e37e496d73d935d67c99d29108f80b7c9f37fcb012dfbc
Manifestd9cc4316e743080e8137c09df089f4fe69aca0e01dc7ab91331ab490702a62c7

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
Signaturev2T5yvEPAGANhBqxwflXTC1LZEVyhcFCCPgXVf/ctRn2llYOZ6vLtqEDz1fG9sq6BFpMmGqz6tkxf1G2eFc9Dg==
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

2026-09-17T11:16:42.573291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041842
observed e24981b1ab99fe2c38e37e496d73d935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.553593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041842/manifest.json
observed d9cc4316e743080e8137c09df089f4fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.534791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041842/publication.md
observed 585e4e091ac6fd6664489b464133ea53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.517337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041842/publication.txt
observed 3e060ee8fa8cfb87c1af558550c00a2b...
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.