OpenTechnical

OT-2026-000093878

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line 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-2026-000093878) never changes.

Identity and time

Publication numberOT-2026-000093878 · never reused
Internal UUID01a0ae9e-92c7-7c62-b608-1639d26f96ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093878
StatusPUBLIC

Content hashes

Canonical text6ed00aff8c70e525ff8239a855e9c77a938f251e1f3d09e61963054bfb59e804
Markdown520e2435287c3d4ce627b70bb3afb9a83151cb80fab7aed71017bd9e9bd12bfe
PDF
Publication page017f5be758c295ad723c3aa0d5953c14a0ed4bfe3eac67809158501985ec4654
Manifest0e53e701a4fd543a2480e4588d036c82fa61a8e2f395a7757c162d9df98d56a3

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
Signatureh5n7n+ZhjzOjCVmsMBgn6MeNpibNaweaR9nxjzucVprNxxuZVib8e/knTeLbJTrEbnELc3D0/KVLj1Y8f6gOCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:08.295823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093878
observed 017f5be758c295ad723c3aa0d5953c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:08.279421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093878/manifest.json
observed 0e53e701a4fd543a2480e4588d036c82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:08.264854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093878/publication.md
observed 520e2435287c3d4ce627b70bb3afb9a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:08.248875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093878/publication.txt
observed 6ed00aff8c70e525ff8239a855e9c77a...
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.