OpenTechnical

OT-2026-000039856

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, 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-2026-000039856) never changes.

Identity and time

Publication numberOT-2026-000039856 · never reused
Internal UUID01a0ae78-d8d6-7f9b-baa6-00430e52e2c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039856
StatusPUBLIC

Content hashes

Canonical textdecb95e45c9b653fdea3aac5a0c318772d80291b316d3d2551ca067d1620611e
Markdown136e32fb5980298a9bd2f67074f25272c552eb2d951cacfeaf01988d9a11782f
PDF
Publication pagefca446d71501de66e709608bd04b163ff6266bec80709f56c594b9a81a3b8ad9
Manifestcdc071b99623692975b82d2a86bf1bc32c103987a1d2b5ca8f11f65c77204492

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
Signature5EBhM1vvjl6Nm5slATJ2QTOExTD8vKUa6HecHhVvKOjpL8o1qyB6D/8Nm6X2C8KAZ7+vslo0sxGchVC+JGDnCQ==
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

2026-09-17T11:20:08.071079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039856
observed fca446d71501de66e709608bd04b163f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.052341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039856/manifest.json
observed cdc071b99623692975b82d2a86bf1bc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.034112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039856/publication.md
observed 136e32fb5980298a9bd2f67074f25272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.013038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039856/publication.txt
observed decb95e45c9b653fdea3aac5a0c31877...
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.