OpenTechnical

OT-2026-000072314

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented before 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-2026-000072314) never changes.

Identity and time

Publication numberOT-2026-000072314 · never reused
Internal UUID01a0ae92-47c3-7a42-9334-5c180770a3c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072314
StatusPUBLIC

Content hashes

Canonical text24ce651728f661a14a3a56023d5d77b5d637302ae17970ddab8895ec48e749ff
Markdownca9c2717ac4143d9ff96a9d06a3b4cd9eb3f3f731c71f5f00c7b8da08b2f0621
PDF
Publication page905294f6c9522a74afe487ac89eaa8eef7714a73d340236d32a849e9ca9488f9
Manifest792e90d7fc3bb553605b19105338579f686717aeec97d617723dd7f0539d1fbc

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
SignaturetBOlhxB9kT/TRWfRkRIpnzb5VRUZ7wFYKkO7N+EK+t3t/Ko5/gpqbB/r9wiycqnrrE4M32TEc3DyEUAStT1UBA==
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

2026-09-17T10:23:32.336551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072314
observed 905294f6c9522a74afe487ac89eaa8ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:32.320832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072314/manifest.json
observed 792e90d7fc3bb553605b19105338579f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:32.304766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072314/publication.md
observed ca9c2717ac4143d9ff96a9d06a3b4cd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:32.287415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072314/publication.txt
observed 24ce651728f661a14a3a56023d5d77b5...
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.