OpenTechnical

OT-2026-000046349

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000046349) never changes.

Identity and time

Publication numberOT-2026-000046349 · never reused
Internal UUID01a0ae7e-57cb-75e8-bb64-ecba949dd372 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046349
StatusPUBLIC

Content hashes

Canonical text88f4b33fdc306b10f9dbc582c49d5cdae1e5ba12366dbe4d85fecd2c1b5ee59f
Markdowna25f80a5b0a7c29079e6de49de6b4eba819a326619157c674c9eaeeb225a2265
PDF
Publication page77b92dc758ad5d505586ebb0149a7f581c4a936272083f5c0d1915140b0326c1
Manifest06369fc3bf39eb0b6a4f165e3f1b616ef91336890a3080ef581dc740cab2d500

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
SignatureQWIOPNGBPoTxSLpvWtnkjpThENVPGXJoJVAMQncX/CZo14+6JUD+LDrju7oG4eiE16gDPm+T8PqAjRMpxUivAQ==
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

2026-09-17T11:08:20.462515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046349
observed 77b92dc758ad5d505586ebb0149a7f58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.442450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046349/manifest.json
observed 06369fc3bf39eb0b6a4f165e3f1b616e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.423013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046349/publication.md
observed a25f80a5b0a7c29079e6de49de6b4eba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.404549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046349/publication.txt
observed 88f4b33fdc306b10f9dbc582c49d5cda...
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.