OpenTechnical

OT-2026-000032716

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000032716) never changes.

Identity and time

Publication numberOT-2026-000032716 · never reused
Internal UUID01a0ae75-1071-777a-86f8-9f7eac7862eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032716
StatusPUBLIC

Content hashes

Canonical text65c730849ae1acd4adb55294c82c11e408f60d756cd1b4c8839d981d37d7819e
Markdown1f3c9c17fc1640fec956c09ad5da5163aad294ca577ac841abb76c27da7501ae
PDF
Publication page6bacf17f50e3cd768bb1d38db24baf7245bc55d4b66a7e550349ea5422958953
Manifest3816ff73c5bee71139ef79d3ae6a56423ddeee8e100dc622fd942e9b6a5ec5a3

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
SignatureM+1Ae+LOiYuMaS8xcVCSenq+M/yl53NsLQ04b+2YdV0phlF9/SvxIHzTuWh92Pc8Y8H7ZBYwJP06RZy/vOGhBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:19.933769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032716
observed 6bacf17f50e3cd768bb1d38db24baf72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:19.917680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032716/manifest.json
observed 3816ff73c5bee71139ef79d3ae6a5642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:19.901333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032716/publication.md
observed 1f3c9c17fc1640fec956c09ad5da5163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:19.875948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032716/publication.txt
observed 65c730849ae1acd4adb55294c82c11e4...
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.