OpenTechnical

OT-2026-000023208

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000023208) never changes.

Identity and time

Publication numberOT-2026-000023208 · never reused
Internal UUID01a0ae70-7267-733d-963d-4b2d47c70a3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023208
StatusPUBLIC

Content hashes

Canonical texta7c22c53a47168aeb9d7e6e509c6a92d2795c9ab90c34b971c14a58be5ce8cd8
Markdown5bba5b87fc81d8adeb9d5bf2c30241084307d6a4ef7882ffb68f5f9bb318e3be
PDF
Publication page0447a32b538780d34df46ab98f301cce977a80fac3ae2a9bd585b042e8a03eb3
Manifest8d783ea5ca5daca72ed44775cdad7d72a6bdb09cba823be1880c2c0946782ff4

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
SignatureF7JUtRQNdHwJfkDfS4Ag5NgTBDPUPlTAmMueC3hIw3/jXmfE3xoh9+rjIA5B+UhySTxlQ+O4+li5b3kEbB71DQ==
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

2026-09-17T11:51:09.917998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023208
observed 0447a32b538780d34df46ab98f301cce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.896248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023208/manifest.json
observed 8d783ea5ca5daca72ed44775cdad7d72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.878209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023208/publication.md
observed 5bba5b87fc81d8adeb9d5bf2c3024108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.860939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023208/publication.txt
observed a7c22c53a47168aeb9d7e6e509c6a92d...
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.