OpenTechnical

OT-2026-000039470

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000039470) never changes.

Identity and time

Publication numberOT-2026-000039470 · never reused
Internal UUID01a0ae78-9675-70e9-bb87-7e793dde5e46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039470
StatusPUBLIC

Content hashes

Canonical text509d9d9c4ffab67e7006775930e85a1e48afa10b15e166350e07ae69a0bf62f8
Markdown793d700556499bfac9d2b7e0b91f08e0c901c7807bd347a808d94a1895ee8bfa
PDF
Publication page6dc4b11016da06b2abcbe88a721042b00e0b053504c58bbd07640d60434dfb0e
Manifestc377d188da74c866326ecfafaf1bd4d820cf63016c840d17ae15251411a0ede4

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
SignatureJ0+6sy6nNakp8wL7oJDSAuKulPbV3ke7aE92bdaw9FDdXjluuxVipnVLx1dyK+VQVe63yJxJnjT45Wzj/UdMCw==
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

2026-09-17T11:21:05.599394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039470
observed 6dc4b11016da06b2abcbe88a721042b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.582818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039470/manifest.json
observed c377d188da74c866326ecfafaf1bd4d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.564835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039470/publication.md
observed 793d700556499bfac9d2b7e0b91f08e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.548509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039470/publication.txt
observed 509d9d9c4ffab67e7006775930e85a1e...
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.