OpenTechnical

OT-2026-000045361

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000045361) never changes.

Identity and time

Publication numberOT-2026-000045361 · never reused
Internal UUID01a0ae7c-f76b-794e-be5a-1d25006e1507 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045361
StatusPUBLIC

Content hashes

Canonical textdb1f9a598b054f43ca93c709e66fc383a96111ab75403eb2523a943d33eef1c3
Markdownb7f3b6400a7bb1d65eab76f2bcec93cae0b79a70a12af47d2b700cc81f308b02
PDF
Publication page935fa46b8225ae7a7a915977da613ba4c18847bf12e337a7876d44b3901db919
Manifest6bef7ad30b799e337955e9008b16691c37446c06d3244c9af80df09d183c6707

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
SignaturehH5+m76MW2U29VrULeOYd+Fzvb1F8xgmZQryCPsb2TxBQ0yP/QQTjq5+UId861gLJl5LIy7XDz8CF6Ur7mY1Bg==
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

2026-09-17T11:10:37.754121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045361
observed 935fa46b8225ae7a7a915977da613ba4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:37.734395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045361/manifest.json
observed 6bef7ad30b799e337955e9008b16691c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:37.712964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045361/publication.md
observed b7f3b6400a7bb1d65eab76f2bcec93ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:37.675931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045361/publication.txt
observed db1f9a598b054f43ca93c709e66fc383...
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.