OpenTechnical

OT-2026-000064040

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000064040) never changes.

Identity and time

Publication numberOT-2026-000064040 · never reused
Internal UUID01a0ae8d-53bd-76b1-a9ac-44603e913f61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064040
StatusPUBLIC

Content hashes

Canonical text92cd31c02b3297a68087369b725687b1b32fb971571230d9e1549a5c722ffd39
Markdown0304c1603c378b41f7f3929d0796d3d6d1902cf78a4b435183206089fc2db825
PDF
Publication page0dc4d13caa578b9621167319e904cf559af986796bcff14562f3e7eb730d61da
Manifesta1c7315fcc3b401b361845ddaa5de15ef565e1abed0c2191e04c959160028008

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
SignatureTsgdP8ND6Q7nlrwsZ5x5Ffnt/hhzCnLKtJIrvD3qDHj94EFVDTqpHPEPTY6trpJsgmmHlIIR6XYAa+Ekp+IVBw==
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

2026-09-17T10:37:07.741593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064040
observed 0dc4d13caa578b9621167319e904cf55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:07.722971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064040/manifest.json
observed a1c7315fcc3b401b361845ddaa5de15e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:07.705109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064040/publication.md
observed 0304c1603c378b41f7f3929d0796d3d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:07.686071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064040/publication.txt
observed 92cd31c02b3297a68087369b725687b1...
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.