OpenTechnical

OT-2026-000044522

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000044522) never changes.

Identity and time

Publication numberOT-2026-000044522 · never reused
Internal UUID01a0ae7c-39d8-7516-97b6-3962dcd77825 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044522
StatusPUBLIC

Content hashes

Canonical text4a53e3820606a0920d10d45d19ed6e95d6af94f086abf070f0ccf9669a25f86c
Markdown86c63b9c8fb9fd9c59be0267c9bfece91296a6a19e875ec7ee392f2af87bc6ac
PDF
Publication page3acb0b311e9c67de60abc776f08bdfa304e6b1d93868123252dd31f41d22cc99
Manifest8696412130f671014cedb76c4a90ec7806115797039793b4a94d12cb9da744be

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
SignatureK3SLhidc2enht2tDhxpQu2N5kxFpQDtVpm945+mcVD/2yZYBF5cWwW0UDZtnde68GnewYDSdCzCmwlZCk4FSCw==
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

2026-09-17T08:31:02.991263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044522
observed 3acb0b311e9c67de60abc776f08bdfa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:02.972066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044522/manifest.json
observed 8696412130f671014cedb76c4a90ec78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:02.830883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044522/publication.md
observed 86c63b9c8fb9fd9c59be0267c9bfece9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:02.813629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044522/publication.txt
observed 4a53e3820606a0920d10d45d19ed6e95...
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.