OpenTechnical

OT-2026-000008429

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000008429) never changes.

Identity and time

Publication numberOT-2026-000008429 · never reused
Internal UUID01a0ae6a-e46a-774b-bc65-3b901c08680c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008429
StatusPUBLIC

Content hashes

Canonical text12ee09e1ea269d2c6bf0902cdf33e576ec44fa185f8d362f83db81b46c6f9112
Markdown554629a6faf59605f350987f900c00283631f16f596270fedcc7fba8d3cfb4bf
PDF
Publication page5e1e5c13e9acaa7392a602599c990ef1c605c600b08d550f4cb174330301acdf
Manifestb6da9b264bd73786327580b59b9f231264fa00621fbc3a732e695b9568f85b6a

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
SignaturerkE9UTjMjPG9WZtmwOI21rFjsRglhbr6GmC/jGvk8XqEE2QqSqUZAYWG+XIzO0KwGHUhHxKQjfzOZgVZbtgbCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:17.181608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008429
observed 5e1e5c13e9acaa7392a602599c990ef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:17.164958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008429/manifest.json
observed b6da9b264bd73786327580b59b9f2312...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:17.144665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008429/publication.md
observed 554629a6faf59605f350987f900c0028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:17.114524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008429/publication.txt
observed 12ee09e1ea269d2c6bf0902cdf33e576...
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.