OpenTechnical

OT-2026-000049100

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000049100) never changes.

Identity and time

Publication numberOT-2026-000049100 · never reused
Internal UUID01a0ae81-134d-79e4-a21d-1e882179ea58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049100
StatusPUBLIC

Content hashes

Canonical texte14be632bc77eded374ec96e69e834962b35d2be209a2ff7feb1b8f00ef67093
Markdown40b3d6c1c6e6c7983a799d27a93c5adfb4a2a49173bbfd246898d9a16acf812e
PDF
Publication page035a302709bfe78207f7ccd3f907a2da6c3827346ae7a33b6d29b94015b75bb3
Manifest12a95e2245c01e7a9f60188af52211d49601d307a954a606e7abf2ac86b08933

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
SignatureCVcVKB2F4D39CS/+kvsFGHkG+0sSr3qLbZBEopht10xXNsn8PU/fs1Nn9p1lBJOK1iEYCoy8SiiJGZfryZcyBQ==
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

2026-09-17T11:03:21.325005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049100
observed 035a302709bfe78207f7ccd3f907a2da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:21.306767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049100/manifest.json
observed 12a95e2245c01e7a9f60188af52211d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:21.289250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049100/publication.md
observed 40b3d6c1c6e6c7983a799d27a93c5adf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:21.271367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049100/publication.txt
observed e14be632bc77eded374ec96e69e83496...
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.