OpenTechnical

OT-2026-000021116

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000021116) never changes.

Identity and time

Publication numberOT-2026-000021116 · never reused
Internal UUID01a0ae6f-865b-7ba0-a7ec-e61454d6e13f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021116
StatusPUBLIC

Content hashes

Canonical text63719cfd436bb5e2a86bcc77cbb65baac36984b26613ff2be33b5f87a867bc19
Markdown7b81aa0485579f5de4abd22cf15627c421523358a26e704c62a07cc6e21f8965
PDF
Publication page98992476811c8fc929661c60bc953f0f5223ccfe0548d4a9cc0fe70c986167a0
Manifeste6e05cccc93cd9dd8bed94ad30f7d027d76ffae37241b501953f3f43d0caf93f

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
SignaturebMEBKufzMA0x7gQCKPGsmE7yJAj7o1KTvytlHfbGWrURbrSzzzLAPwR11pY16WVnhen1RrULHRcEiDt0AbESCw==
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

2026-09-17T11:54:51.542790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021116
observed 98992476811c8fc929661c60bc953f0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:51.526118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021116/manifest.json
observed e6e05cccc93cd9dd8bed94ad30f7d027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:51.508380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021116/publication.md
observed 7b81aa0485579f5de4abd22cf15627c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:51.490994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021116/publication.txt
observed 63719cfd436bb5e2a86bcc77cbb65baa...
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.