OpenTechnical

OT-2026-000039226

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000039226) never changes.

Identity and time

Publication numberOT-2026-000039226 · never reused
Internal UUID01a0ae78-9673-7b44-9424-57f3de79c555 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039226
StatusPUBLIC

Content hashes

Canonical text7b7cf3b31e55455d8b14c6c8f77c223ad8d5af3ef4f9c36205b003b67920be63
Markdown90f1d1bb926e22f03de9aa5ae615cbd60f603cc9354bc58ae8d3dab3c7efbd79
PDF
Publication page3eb3639bb21b60b7a3ee23d498c9bf70456b88d8ff21c54e72e9631cd19af24e
Manifest4e47f1e95722002de61e55146e3afc0b06c656224b6e249c0a9ebe88a7f5fade

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
Signature7QjqBWiU2/CyKJyE+V6iJNoiTT3GvOTJTNad4MSyA4Z10WwoMHTu5felstlo3ZEg1siaJmWXfkgT7ytGPHwaCA==
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

2026-09-17T11:20:46.711160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039226
observed 3eb3639bb21b60b7a3ee23d498c9bf70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:46.692052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039226/manifest.json
observed 4e47f1e95722002de61e55146e3afc0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:46.674804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039226/publication.md
observed 90f1d1bb926e22f03de9aa5ae615cbd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:46.656716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039226/publication.txt
observed 7b7cf3b31e55455d8b14c6c8f77c223a...
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.