OpenTechnical

OT-2026-000032117

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000032117) never changes.

Identity and time

Publication numberOT-2026-000032117 · never reused
Internal UUID01a0ae74-f7a4-7bdc-bd9c-e5c8078da4ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032117
StatusPUBLIC

Content hashes

Canonical text9f8a4a3a4bdfa0b646334b74c044d169266aa84a423273226ae20bd5020e23cb
Markdowndab9ab5aea3f0d2db7670e48416a3eb38e6e4db24f6fe021ab28bc97e4343aa8
PDF
Publication page6a6c564d2e0ce625d896924a52e8c7a9b0c4ab2774ab0165cbba4d5fe54e8224
Manifestc58835afab3ba50e71143df3da300c099e7ff19408efc64f69288f7172fec378

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
SignaturemufoAw7lPzewXLRNgZTPakOBictWjjvsXkDWEYzvDHR7VtLHo0riiH9XQz85fbnpZjBo23F47091tVNWrYxYDQ==
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

2026-09-17T11:34:25.925528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032117
observed 6a6c564d2e0ce625d896924a52e8c7a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.908306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032117/manifest.json
observed c58835afab3ba50e71143df3da300c09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.889698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032117/publication.md
observed dab9ab5aea3f0d2db7670e48416a3eb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.868736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032117/publication.txt
observed 9f8a4a3a4bdfa0b646334b74c044d169...
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.