OpenTechnical

OT-2026-000058229

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000058229) never changes.

Identity and time

Publication numberOT-2026-000058229 · never reused
Internal UUID01a0ae88-6edb-71c2-9802-1c74c86984bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058229
StatusPUBLIC

Content hashes

Canonical text9b4d2c5f71360328421e0cca2f69b12f26429321b689b26f8f4a49e96b1e4d63
Markdown034d7e122b073fbebfa0fb8fca50f38ca4088bfd3a9d4ebf9730bfaa78868d0f
PDF
Publication page9e8aec029a296a36ed822ef4f7765f49c90fc6d3cc35f3d1d1eb595f73e8593e
Manifest6e7e52c81a5213a89d725241bb30a3d707169e46f1a5d7cfacc3c86b2c942ac5

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
SignatureldeNFyx0Iirqmp6/kUIMsKLTS4Hi6fgjq8/hvLeRGYbQAtaLO6caCF33H5wPvDrb9U6V3QFoVzgYRkmbRRJ6CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:56.298985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058229
observed 9e8aec029a296a36ed822ef4f7765f49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.279125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058229/manifest.json
observed 6e7e52c81a5213a89d725241bb30a3d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.262041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058229/publication.md
observed 034d7e122b073fbebfa0fb8fca50f38c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.243578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058229/publication.txt
observed 9b4d2c5f71360328421e0cca2f69b12f...
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.