OpenTechnical

OT-2026-000017053

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000017053) never changes.

Identity and time

Publication numberOT-2026-000017053 · never reused
Internal UUID01a0ae6e-591b-79b2-8095-238a2ba0f9ae · 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-2026-000017053
StatusPUBLIC

Content hashes

Canonical text02b44054a2309453c37bd974af83244e1b8f250b4e9dee94922590dd2cb800b0
Markdown24fd3b0a4f48121e73d5b90d2efe2a48c954842f256786565dc7faa455b2ba1d
PDF
Publication page89a9468337da7bb903b0d2e673babfb22d0d68a108c333ca58dde9c6a84611d0
Manifestca71304727eea697dce397136d535e4082de0df5d33ed72f6b2fcb318c04d5d9

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
Signature2e95hB6pOa2gVgA0R1yiSTXJsOvsb52Q4WFiotOX45jyd9MrPThnvlQoPs3iLcS8aITlitXwdOyk1iNcY3qkDw==
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

2026-09-17T12:03:28.222826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017053
observed 89a9468337da7bb903b0d2e673babfb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:28.203813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017053/manifest.json
observed ca71304727eea697dce397136d535e40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:28.183406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017053/publication.md
observed 24fd3b0a4f48121e73d5b90d2efe2a48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:28.164709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017053/publication.txt
observed 02b44054a2309453c37bd974af83244e...
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.