OpenTechnical

OT-2026-000017009

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000017009) never changes.

Identity and time

Publication numberOT-2026-000017009 · never reused
Internal UUID01a0ae6e-591b-75a0-9dad-33e382c7e3bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017009
StatusPUBLIC

Content hashes

Canonical texte33ae8233ccdca5db8f6f69e728216340e3efe02af788ecda00926c60d356eb6
Markdownd1841138b870d7f06d76693b9c21ad2f0994880b03dceb4619ea404bb9d32ca4
PDF
Publication pageab3fbf1bc555c8639a531494d121cb81430c5f406922b13a0194f2dfac31773f
Manifest562357420fb2cfab0f769a3a21efd0af7e967aee46cca762e293610f90308999

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
SignaturefQqL2In9hB3ZL1VopQiDnVPmtCdteDoZgXZ4V47wWFEuxazEX7yxa63tyImlQeqNxkw7NCZOgzIXfmf7nIJRDA==
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

2026-09-17T12:03:25.004358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017009
observed ab3fbf1bc555c8639a531494d121cb81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.988277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017009/manifest.json
observed 562357420fb2cfab0f769a3a21efd0af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.972039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017009/publication.md
observed d1841138b870d7f06d76693b9c21ad2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.954768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017009/publication.txt
observed e33ae8233ccdca5db8f6f69e72821634...
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.