OpenTechnical

OT-2026-000051839

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000051839) never changes.

Identity and time

Publication numberOT-2026-000051839 · never reused
Internal UUID01a0ae83-7c84-7645-a5ea-bb70d24db80a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051839
StatusPUBLIC

Content hashes

Canonical text84e19af4f3787a3924e23e2fe8968578528631ecf23fe63bc1a5b3284830bc8e
Markdown1b220d4246bfd5118d1ff5705cd148e5cd95c2e3da8204d5930661b29b9a0889
PDF
Publication page531d3c9dd1b8906ce1ecf13f3d373334398ff742f39d759c09ab5789451bf31b
Manifest349bcf5227c9d0cfb7ad54f679935e66059c9bb61862bf6e56675010b84930bb

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
Signature3tYLbQkHEXsyNwo0poYO4/Yd34pdfJ487C/nfZ5vFZhfTl9ms1SaVMQZIdWRQEPawPYyWGgSP3r/ika2jjHcBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:45.983750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051839
observed 531d3c9dd1b8906ce1ecf13f3d373334...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:45.966351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051839/manifest.json
observed 349bcf5227c9d0cfb7ad54f679935e66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:45.948105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051839/publication.md
observed 1b220d4246bfd5118d1ff5705cd148e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:45.926667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051839/publication.txt
observed 84e19af4f3787a3924e23e2fe8968578...
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.