OpenTechnical

OT-2026-000025804

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000025804) never changes.

Identity and time

Publication numberOT-2026-000025804 · never reused
Internal UUID01a0ae71-a83e-70f0-b673-b4db40354c06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025804
StatusPUBLIC

Content hashes

Canonical text7bb2e836b6586cb9e56d1c819ceced4b19d9c0c19fac2aa84af1177ce6f54bf7
Markdown91936011972fb5a1f3b1db7d75a341da008fb58e450dac134c7028d329ac0102
PDF
Publication page2d39264c1a1c74cdd8867c00ffcc1b64635cd6e429d1e89864fef566b9079a27
Manifestf8897ba808ca0660e0bd7af26265df9adfba525da9fba333dcadeffc43ce6483

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
Signaturet7GDtpS1ntGbobEWa+tBb4hyPozAteXAc43HJ5ROlGqh/O76hu0BQiV78KwXrPrBt+hT4GvZJ2wmhc8g+RvsDw==
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

2026-09-17T11:46:00.994101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025804
observed 2d39264c1a1c74cdd8867c00ffcc1b64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.977316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025804/manifest.json
observed f8897ba808ca0660e0bd7af26265df9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.958384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025804/publication.md
observed 91936011972fb5a1f3b1db7d75a341da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.939933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025804/publication.txt
observed 7bb2e836b6586cb9e56d1c819ceced4b...
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.