OpenTechnical

OT-2026-000065437

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000065437) never changes.

Identity and time

Publication numberOT-2026-000065437 · never reused
Internal UUID01a0ae8e-46f9-7728-bfc4-e71209b81185 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065437
StatusPUBLIC

Content hashes

Canonical textabd97ce7c78888fdf5e35296f0fd9983304bf2b5f677f85688e7442d2a4dc748
Markdown08f9150a941311ef32872ede6e4602c176f3e989f8edcc62132093d43cb7898c
PDF
Publication page7bc69210e31727ee703a5157c885210df0f14a831294f162d042a02f7fcf000a
Manifest3e8dbe097f2e12238b6c543760abd27e52a8b916612b511c97707132632134c0

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
Signatureuo1kKFKDUAwx5o8n2pbnJ9rTUyPaLlNbrc/ddXzmfrkeNpMm03oGIlLtZaVvJQ28xNsmP2P0T2yuGYmXlDGBCw==
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

2026-09-17T10:33:42.685304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065437
observed 7bc69210e31727ee703a5157c885210d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.668356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065437/manifest.json
observed 3e8dbe097f2e12238b6c543760abd27e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.649334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065437/publication.md
observed 08f9150a941311ef32872ede6e4602c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.632992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065437/publication.txt
observed abd97ce7c78888fdf5e35296f0fd9983...
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.