OpenTechnical

OT-2026-000043852

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000043852) never changes.

Identity and time

Publication numberOT-2026-000043852 · never reused
Internal UUID01a0ae7b-d677-7733-ac0b-c8fb5575ac03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043852
StatusPUBLIC

Content hashes

Canonical text6e5ee075af4d80794f130991feefd60759abf05e3565f518eaacf2490e3975fc
Markdown3f940c2d090a1b522b934b2b7851d684f0a7909c9c280a11fa4e24709eb1f3e6
PDF
Publication pageba8a83649a18186b3e496355c3829314dfd5e0237fdfdf7ee18ecafdd213db00
Manifestd97f0db8afbb4757fbb1327e1e2cf672c5862d49954f9b7cae7731f5e489267f

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
SignatureFACOXNygfXPFIIWhMn++76VTqgiKIvQK4O36KHyIscaPYrB7Bcu7/cQ1KUeViyVANqO1SSmfiPVlbwmeGyIdCw==
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

2026-09-17T11:12:10.216907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043852
observed ba8a83649a18186b3e496355c3829314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:10.199148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043852/manifest.json
observed d97f0db8afbb4757fbb1327e1e2cf672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:10.181460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043852/publication.md
observed 3f940c2d090a1b522b934b2b7851d684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:10.163028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043852/publication.txt
observed 6e5ee075af4d80794f130991feefd607...
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.