OpenTechnical

OT-2026-000043932

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000043932) never changes.

Identity and time

Publication numberOT-2026-000043932 · never reused
Internal UUID01a0ae7b-d678-7392-bb61-7d1e534571b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043932
StatusPUBLIC

Content hashes

Canonical text0a125c8113ee30d481ab30e8bbb08d7ac48609c642120c059f730701214ef7fd
Markdownf606e198d36942dff007540de7271f369f975f96c4dffb168ba6d23df5176de5
PDF
Publication pagea13c9a3b60dea4550d718a0bc8a43957a7271e3215212a2e7de38c9c7410c807
Manifestc14db86d116e81ceb414f78fc1d1694873e50097e288e509323454eb7aaf2078

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
SignatureM3BO+1Nr0Txc87raYKzKMfGtXwIoak+ylsa0FM2DUTVTBPZFoZnfuolgQhfiZbfa7niaVnYesnxz+Dm38lBCBA==
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

2026-09-17T11:12:16.848108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043932
observed a13c9a3b60dea4550d718a0bc8a43957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:16.828702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043932/manifest.json
observed c14db86d116e81ceb414f78fc1d16948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:16.808536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043932/publication.md
observed f606e198d36942dff007540de7271f36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:16.787892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043932/publication.txt
observed 0a125c8113ee30d481ab30e8bbb08d7a...
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.