OpenTechnical

OT-2026-000005354

Publication integrity record

Vacuum cup gripper, common isolation valve, ejector fed, sustained 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-2026-000005354) never changes.

Identity and time

Publication numberOT-2026-000005354 · never reused
Internal UUID01a0a936-68a9-7c10-94e2-221d2e0ec77f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:55:10.381789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005354
StatusPUBLIC

Content hashes

Canonical text07f43cd4a28a9914c8f239f3fab5ec699d454dda6e2e260af1b736fcaa0ad8e4
Markdownf0979612ac607bc9f2539ca061a22590085c3cd619872f3116abb27915548964
PDF
Publication page1d3cf916ae12f35795af9853eb266160710591d91a4f0e3f215e7ee677470e2d
Manifest5da8b22dbfadafcb9c96099f5217816cf866c23e30e1650224a0cec3771ef876

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
SignaturewyAudIwSBTw5Kc32jbwgNbBq0sOhqhQUF8j4dyT89mHAres/oFhbNKzF91zmTgzAHyJYWBDtsD0Lpjp+5tTlCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:19.173688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005354
observed 1d3cf916ae12f35795af9853eb266160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:19.161663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005354/manifest.json
observed 5da8b22dbfadafcb9c96099f5217816c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:19.147969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005354/publication.md
observed f0979612ac607bc9f2539ca061a22590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:19.133975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005354/publication.txt
observed 07f43cd4a28a9914c8f239f3fab5ec69...
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.