OpenTechnical

OT-2026-000017920

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000017920) never changes.

Identity and time

Publication numberOT-2026-000017920 · never reused
Internal UUID01a0ae6e-96fc-7dab-9d13-7b56cf51cc0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017920
StatusPUBLIC

Content hashes

Canonical textb272243ae2130509684d155cfe3ab25403b07941bf804ded9c357a7c7270030c
Markdown3664c69a1ce356d9e0142f05f7048890d357c6c1e429de912e150954de353ccb
PDF
Publication page8394450d78f535d90dc68655393f1e44211c49da066e0c662e065c8fbd4f7178
Manifest66d3f39f707a5db17658e9321d0047de266bcfd104a2bacdd9affdb3ec6fb297

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
SignaturesrhzNnK2/kUXmcc51xfNKxFIdUhu/etb4SirlG/v/UVk+rUurha9N7hqs0Nio/+stGeB4eU+S2jAdv/PeLcECA==
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

2026-09-17T12:01:54.785151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017920
observed 8394450d78f535d90dc68655393f1e44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.768109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017920/manifest.json
observed 66d3f39f707a5db17658e9321d0047de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.753844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017920/publication.md
observed 3664c69a1ce356d9e0142f05f7048890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.739064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017920/publication.txt
observed b272243ae2130509684d155cfe3ab254...
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.