OpenTechnical

OT-2026-000065109

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000065109) never changes.

Identity and time

Publication numberOT-2026-000065109 · never reused
Internal UUID01a0ae8e-1df9-7789-9864-28cab366c9d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065109
StatusPUBLIC

Content hashes

Canonical text8d41d1fd37ba9e52b0fa7c37cce5a158d1e58ead8e7e4fb48645c841af4efd68
Markdown323a96b04229cd26eac4b0fc691b86292dd7385ed4c707d02858047574daa26b
PDF
Publication page4fa974b81c877faaa2e9593bfcee1822dafc7dfb50e7f70523198592b59be1ac
Manifest56a7c513981389f8c6d153bebaece35c637eb26ff852fd2d9829c34e26e9226a

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
SignatureV1ZRTKHpk+qUbiCDmw8G2F/lJROQGj1Og8PyOsMnaLmx8jAFp7GHq9EIDWqBUIKDUgSIz7cuDKcyoXgD/LEvAg==
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

2026-09-17T10:34:56.008291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065109
observed 4fa974b81c877faaa2e9593bfcee1822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:55.992686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065109/manifest.json
observed 56a7c513981389f8c6d153bebaece35c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:55.976990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065109/publication.md
observed 323a96b04229cd26eac4b0fc691b8629...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:55.959465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065109/publication.txt
observed 8d41d1fd37ba9e52b0fa7c37cce5a158...
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.