OpenTechnical

OT-2026-000071860

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000071860) never changes.

Identity and time

Publication numberOT-2026-000071860 · never reused
Internal UUID01a0ae92-1e92-705a-b1d2-1eaa28f723e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071860
StatusPUBLIC

Content hashes

Canonical textdb98de1675df628d0cda381ef7239eb10c51336448074b405e0f9f775c1d2d5c
Markdownf6661729463f86a3c5deec6b3de95292146aab5d3e2caa0e4202bf4af3d051a2
PDF
Publication pageeefd7ca4ab0f3b574a0ef57a7c0441d9496ed33b607ed254ddf769795234c8f7
Manifest6c3877fc1394e6ff53b599ce303c42cf4dbecd856e193c3fc5aa572b3205a368

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
Signature+T+UC4BJTR2iMU0RvFyFkXV1Ll5dLJn2yP2pjrmVgrhQjqvvYN37FbDifHxU5XOB6VAsH3O7H8g2t+uSFc+oDA==
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

2026-09-17T10:24:33.503737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071860
observed eefd7ca4ab0f3b574a0ef57a7c0441d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:33.485686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071860/manifest.json
observed 6c3877fc1394e6ff53b599ce303c42cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:33.467281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071860/publication.md
observed f6661729463f86a3c5deec6b3de95292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:33.404028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071860/publication.txt
observed db98de1675df628d0cda381ef7239eb1...
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.