OpenTechnical

OT-2026-000025033

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000025033) never changes.

Identity and time

Publication numberOT-2026-000025033 · never reused
Internal UUID01a0ae71-2728-7f07-ade5-a811ce3cf15d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025033
StatusPUBLIC

Content hashes

Canonical textc3c42a1b4e4f3e11923d819a0f4bec23f40df45453c6422feb09a69d1b99b1be
Markdownf9fea5508c6c07494e7b64e92fb6410f3947f5be7f14118c78de32afabee9a09
PDF
Publication page1ba27215ad5cc9c813336ab9d8c63cd2d1e704bd8ea8d36dbf2c41166b308fd5
Manifestca2f558e72e201180b0b0bfda799ddc379a0374cac071b66dee40a595794b684

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
Signature+L+TQaONTu5GwcoVfwPIdUIEBb7cud7leJcqjYeiD+AgMX0EI9xCnaZXfn7ZtKYZXcn9zVubJLyEvtXFjy6IAg==
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

2026-09-17T11:48:26.279191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025033
observed 1ba27215ad5cc9c813336ab9d8c63cd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.258962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025033/manifest.json
observed ca2f558e72e201180b0b0bfda799ddc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.239801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025033/publication.md
observed f9fea5508c6c07494e7b64e92fb6410f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.222438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025033/publication.txt
observed c3c42a1b4e4f3e11923d819a0f4bec23...
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.