OpenTechnical

OT-2026-000009449

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000009449) never changes.

Identity and time

Publication numberOT-2026-000009449 · never reused
Internal UUID01a0ae6b-7562-739c-8de7-7ff7d25721b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009449
StatusPUBLIC

Content hashes

Canonical text80a5c26bf106652046803d33d1d8c22850f5c46cb300ff6c6a306649943d456d
Markdown3eec8d49c8c3aa0f529fd46b1fc68c1d4f3a474514c90833d92f95e41a72a0d8
PDF
Publication page53a0b9ab4d98f9066edb20fd0eec63df7b458dde3d5bc468f7f8696b2040b16f
Manifest0d1b1237c696fc519f6e3c3313a2658e651d1f73bbf87a339d92416256a49bf4

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
SignaturefhyCpB70lMi/RKdFtyzY9HKez9hOjhvjO5pxPKOrXfNS21gIe4dJzWf5FSTxR9o0vKlRlbKNzRhcyY1JSwxpBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:49.869836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009449
observed 53a0b9ab4d98f9066edb20fd0eec63df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:49.849580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009449/manifest.json
observed 0d1b1237c696fc519f6e3c3313a2658e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:49.829901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009449/publication.md
observed 3eec8d49c8c3aa0f529fd46b1fc68c1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:49.809940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009449/publication.txt
observed 80a5c26bf106652046803d33d1d8c228...
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.