OpenTechnical

OT-2026-000065757

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after set-down

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-2026-000065757) never changes.

Identity and time

Publication numberOT-2026-000065757 · never reused
Internal UUID01a0ae8e-46fb-7c89-ae9a-e6c149c04ab1 · 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-2026-000065757
StatusPUBLIC

Content hashes

Canonical textbe5d1110f7049001454d15a44cec4a32b3b6ff86f9506767e449854b36366fe5
Markdownca36026413adb1b32c3831cdc6aef5adb9e873d736b5e6d5568865ff5e707731
PDF
Publication pagef8b01cd11757c03cfad9372c7f2e090f007dc836ec8857ffd3387ec73879b305
Manifestb8fadb1d353b6f04814d389ecdb242d4e56051c94132b6cc1a1c103e758505a1

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
SignaturecbRDt9M3XpCcKN8tFJXoMot/4Qn+oENKECxjYn2709+t4dQr8FfCeO+CgVWTje2DT9zpoPa9aQJevaASd58YAg==
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

2026-09-17T10:34:11.424331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065757
observed f8b01cd11757c03cfad9372c7f2e090f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.405403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065757/manifest.json
observed b8fadb1d353b6f04814d389ecdb242d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.388076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065757/publication.md
observed ca36026413adb1b32c3831cdc6aef5ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.370752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065757/publication.txt
observed be5d1110f7049001454d15a44cec4a32...
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.