OpenTechnical

OT-2026-000039680

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000039680) never changes.

Identity and time

Publication numberOT-2026-000039680 · never reused
Internal UUID01a0ae78-d8d4-7ec1-bb5f-94cdd9ecc8df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039680
StatusPUBLIC

Content hashes

Canonical textb6ae9c4038ccd187f44c3e7d58c48bbffbf455f7273264b9a0248c20f01d1f86
Markdownecc6599c15c8b14920e6fd76fc1ded37f78fb165b20cb342bd3e2738879765d4
PDF
Publication page9fe6012380c89eb80a2bb609f66fb3bfdfd8f45cec7cffa31923aebc3fc741f3
Manifest666867f85dd779cd706b5f5bccd0db3376253356d83eca959d9fbb903afa0ee1

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
SignatureL59nOMmCFK3q8Cht4ME87/37+VqYf7L3PN1mieCJ6M8NPXgsmQ6z8iUthcnS1BBL5AeGS9461pZzJAeOBdwNDQ==
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

2026-09-17T11:19:52.055114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039680
observed 9fe6012380c89eb80a2bb609f66fb3bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.035980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039680/manifest.json
observed 666867f85dd779cd706b5f5bccd0db33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.018704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039680/publication.md
observed ecc6599c15c8b14920e6fd76fc1ded37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.002223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039680/publication.txt
observed b6ae9c4038ccd187f44c3e7d58c48bbf...
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.