OpenTechnical

OT-2026-000049396

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000049396) never changes.

Identity and time

Publication numberOT-2026-000049396 · never reused
Internal UUID01a0ae81-8f7b-7ba1-be59-0deafce3a414 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049396
StatusPUBLIC

Content hashes

Canonical text55c01b3509e57f4f3b87260e99c3a693fd331768eb0e43a558283d1857168d29
Markdownda35d28dd1d20d38c799e98a40b9696135daac1972700bb27928e193eebb75e9
PDF
Publication pagea79127590712cd03c8ada852db50dc114aabca3a311cc4df128306ad9d1f53e6
Manifest930146f7c9b425f8416c206453e73e914fefeea3a81cafc6e9d3ad5550e9ebeb

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
SignatureGefg+wHmURiQzg75vw5kCWNMK/v8UR1Oxe1DiG1aiMs58BloYXDSdo4GvD6aK9sYBkbVvqMdTxy73DOgmGHjBw==
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

2026-09-17T11:02:12.719891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049396
observed a79127590712cd03c8ada852db50dc11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:12.701436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049396/manifest.json
observed 930146f7c9b425f8416c206453e73e91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:12.683747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049396/publication.md
observed da35d28dd1d20d38c799e98a40b96961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:12.666460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049396/publication.txt
observed 55c01b3509e57f4f3b87260e99c3a693...
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.