OpenTechnical

OT-2026-000026218

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three 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-2026-000026218) never changes.

Identity and time

Publication numberOT-2026-000026218 · never reused
Internal UUID01a0ae71-a841-7155-8ff7-508bb86bf8fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026218
StatusPUBLIC

Content hashes

Canonical text313052424d4155003db07d6bc15a68301d70c608811c268fca38161beefdba83
Markdownbca60dd34e9dfe39de97ba3481d542dbcdb60e7227ef012b9a1e0d66632ddb42
PDF
Publication pagef54160b3781dc7a80c329603014f6c8fef057daf9d7f10407f47ba672f97e1fd
Manifestc0ec433f8e2dd7f2e1246a40a8946f161d27ff75d063f00357e0c114ff761950

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
SignaturenP2HXn5pWGH80K4WeTR3SUWN+ghmmQEmhVfMgW9e28bjx6Z3TrCsBb/Eib6H5aY6GXloqO0kmidj5Y7Tv9kbDQ==
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

2026-09-17T11:46:44.890871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026218
observed f54160b3781dc7a80c329603014f6c8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:44.870814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026218/manifest.json
observed c0ec433f8e2dd7f2e1246a40a8946f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:44.848739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026218/publication.md
observed bca60dd34e9dfe39de97ba3481d542db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:44.827480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026218/publication.txt
observed 313052424d4155003db07d6bc15a6830...
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.