OpenTechnical

OT-2026-000040027

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000040027) never changes.

Identity and time

Publication numberOT-2026-000040027 · never reused
Internal UUID01a0ae79-26fc-7867-aed1-22b74f568175 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040027
StatusPUBLIC

Content hashes

Canonical texta66f9d381bf754cee61b3135dd38713bc7b0ccb3e7ca541133edfb7a22c46237
Markdown306f5c8f009996e0c5e77b7100991094770d08a351d76a5af117d988ba412f1a
PDF
Publication pagefb0c9b961de8053bae6d3ceeccc1cf7b223cb93ccdebecf5b139fe8f0895b61d
Manifestb998a4cb2592f9a94da08c6eb67541dcd35624f6acf4078ce00f24e6c8c445d0

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
SignatureXsKv9yJ7aCiTf0KIc8tmzzzv+2w7ldkeO8JmomqYl+JphHb1OYH774hnwyWRSwXKqY9pRXIWFaaWQUJD2fAlAw==
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

2026-09-17T11:20:33.653126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040027
observed fb0c9b961de8053bae6d3ceeccc1cf7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.632280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040027/manifest.json
observed b998a4cb2592f9a94da08c6eb67541dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.612410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040027/publication.md
observed 306f5c8f009996e0c5e77b7100991094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.594729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040027/publication.txt
observed a66f9d381bf754cee61b3135dd38713b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.626656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040027
observed fb0c9b961de8053bae6d3ceeccc1cf7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.609859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040027/manifest.json
observed b998a4cb2592f9a94da08c6eb67541dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.591824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040027/publication.md
observed 306f5c8f009996e0c5e77b7100991094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.576253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040027/publication.txt
observed a66f9d381bf754cee61b3135dd38713b...
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.