OpenTechnical

OT-2026-000071299

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000071299) never changes.

Identity and time

Publication numberOT-2026-000071299 · never reused
Internal UUID01a0ae91-e0ec-7674-adff-b71287487603 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071299
StatusPUBLIC

Content hashes

Canonical texta197cfa8e6defbc32763aae1e7f8116d966abf58e563e1bff8a8e126aead2a8d
Markdown979f5ecfa07feb4fd9b178aceeda0f7b684a50020125a3d3e707c9cb05b56839
PDF
Publication page3a7f8e36a963cac1da73ca7c3c2b4f6eae8d64104e66cfa88a782ef3b4c9e839
Manifest6627e10ac8df232f2112d043b4aaf82912f83511573406a9694c189186c3155b

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
SignatureHchkVLaALB+XJIVhOqqKU9w0vYtkjxRoyI+Iiep9cpY9IdEnLUKtiICpoAhPAwL1yy7VBhDLHdnWNwIDaPB2DA==
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

2026-09-17T10:24:53.035614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071299
observed 3a7f8e36a963cac1da73ca7c3c2b4f6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:53.015999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071299/manifest.json
observed 6627e10ac8df232f2112d043b4aaf829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:52.995099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071299/publication.md
observed 979f5ecfa07feb4fd9b178aceeda0f7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:52.945467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071299/publication.txt
observed a197cfa8e6defbc32763aae1e7f8116d...
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.