OpenTechnical

OT-2026-000005397

Publication integrity record

Vacuum cup gripper, per zone isolation, four outlet manifold, two stage ejector, contact triggered

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-2026-000005397) never changes.

Identity and time

Publication numberOT-2026-000005397 · never reused
Internal UUID01a0a937-bc84-759d-ac07-746983d88591 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:56:37.383599Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005397
StatusPUBLIC

Content hashes

Canonical text3729b54cd26b5bfa8c571ada1903ca795ff83586e651e83a4420a7e53e613581
Markdowna8b7a1777c3b01a149a7fd8f25cfaf78fbc73ec7f35b237a085d29895d802614
PDF
Publication pagee290e2d104ea193503001a7ca1a8f6e6afa8ea9543d7cc427b0d9679ee48e56b
Manifest109b1c9fb13f12fb68c25cc8c4071727d55ea4b38f78f7065b4b5bd0a6e6cde8

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
SignatureJwe8diJofrZZvDtl6PMyEzr+gVWJwinGD35xol041qmENKHKQTO1lhPPW3lXjnyUVaFU3tRYn5i29rHA0vESBg==
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

2026-09-16T08:00:14.207157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005397
observed e290e2d104ea193503001a7ca1a8f6e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:14.192949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005397/manifest.json
observed 109b1c9fb13f12fb68c25cc8c4071727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:14.177481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005397/publication.md
observed a8b7a1777c3b01a149a7fd8f25cfaf78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:14.163352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005397/publication.txt
observed 3729b54cd26b5bfa8c571ada1903ca79...
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.