OpenTechnical

OT-2026-000060480

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump 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-2026-000060480) never changes.

Identity and time

Publication numberOT-2026-000060480 · never reused
Internal UUID01a0ae8a-b7cc-7efa-9bcc-aa90ffb95c73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060480
StatusPUBLIC

Content hashes

Canonical texte2a9c1bfa9249189512673d28409754eb6190059d1a095a8e58c060230f7f319
Markdownd9f46214f8a6d69c6d8e0e277a74e99dda78c5a19394f4e60d4445becda311a6
PDF
Publication pagebd7e94f7ff35cb3e5e4c7cd56adfe3922bdccaf2f3380781d8ee8ad976d14f06
Manifesta761eff2df40100682d299c98c5d3c066adb563586fdf23096b50185a21e45ef

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
SignatureXeV1qyE75GNwYYmXBfFfKy+YDqZjLMWu7XqSgDjJQO33ubuA9QqEbQRYqkuA3Rkr3mRUMHhf8xIKR0irdQbMDA==
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

2026-09-17T10:42:58.320891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060480
observed bd7e94f7ff35cb3e5e4c7cd56adfe392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:58.303237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060480/manifest.json
observed a761eff2df40100682d299c98c5d3c06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:58.286419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060480/publication.md
observed d9f46214f8a6d69c6d8e0e277a74e99d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:58.270378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060480/publication.txt
observed e2a9c1bfa9249189512673d28409754e...
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.