OpenTechnical

OT-2026-000042767

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000042767) never changes.

Identity and time

Publication numberOT-2026-000042767 · never reused
Internal UUID01a0ae7a-c0d0-7228-9d81-491718562de9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042767
StatusPUBLIC

Content hashes

Canonical text1cf3d2dafbdcc315701ac1f11c9f11da94a7966ebcf8bb6ad62b52939ce8811f
Markdown641a21d8206b3f6afafee8c5b68d58cbda257076faab338bcac2d2dc922e4135
PDF
Publication pagea080bc636015bae7da3c2fa3f47998eddc438b14fd7113c3d9abd015b554e3da
Manifest618d8c0b4a2f78ad779f9caf83e913956d78df26d9d558c810006ee1629a4922

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
Signature0IVtaNQS2tAvdFtT6/jGkaGrNPY/RblOvGO2yKArE1l1SWVAj9QtM58c6vu/MUHHBJ+XDw4Ky/VdQZfcEcEsAg==
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

2026-09-17T11:15:13.492288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042767
observed a080bc636015bae7da3c2fa3f47998ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:13.471643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042767/manifest.json
observed 618d8c0b4a2f78ad779f9caf83e91395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:13.450719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042767/publication.md
observed 641a21d8206b3f6afafee8c5b68d58cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:13.428101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042767/publication.txt
observed 1cf3d2dafbdcc315701ac1f11c9f11da...
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.