OpenTechnical

OT-2026-000014155

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000014155) never changes.

Identity and time

Publication numberOT-2026-000014155 · never reused
Internal UUID01a0ae6d-b278-73e0-971b-75648e58b2cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014155
StatusPUBLIC

Content hashes

Canonical text896fc5e98ec70d243cf0889a7ab8c02c363f3a4bbbe3150acea2e155012c5af0
Markdown3c2c0c93799ec9d6a76be9fac2135f5f6ce82eb3313c72e81d07c87cebfa8cfb
PDF
Publication pagea908577b3a24aea20ecd71122c6e0df0972ccfa1c980059afddafbc3bc82c639
Manifest6252501d66ba10381a75c05c2fb91c5cf9b2c8bd1dd5bea3fc8c40db6a782a05

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
SignatureZU1QB4uJhn5+INPQeBt3zHJiswjyDquOfcPVpfTqVGZVXu3/T8gjGt4zfrG2ZCYc2o9PnwGAG9df+/WMBAHVDg==
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

2026-09-17T12:07:14.277178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014155
observed a908577b3a24aea20ecd71122c6e0df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:14.256118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014155/manifest.json
observed 6252501d66ba10381a75c05c2fb91c5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:14.236800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014155/publication.md
observed 3c2c0c93799ec9d6a76be9fac2135f5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:14.216431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014155/publication.txt
observed 896fc5e98ec70d243cf0889a7ab8c02c...
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.