OpenTechnical

OT-2026-000060998

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000060998) never changes.

Identity and time

Publication numberOT-2026-000060998 · never reused
Internal UUID01a0ae8b-12f3-72f3-bbf5-e58703459b0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060998
StatusPUBLIC

Content hashes

Canonical textbe6b83097eb4d1d23d92ca352c3f7a6efe402b5937cbe24b09b7725db263864e
Markdown87d9dc675f1ba4832af71110defc1b2f8ed49047924f311aa2b89821ba7d8d8d
PDF
Publication pagec29d46410b56d0bfeafad6c0593b4a74c2835c2a4d4d47dd37cebf84c8d75519
Manifest1d02d4e85b4cc3079d38851fc85844fb74bf2ec7dc20686f57afc5a756095cda

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
SignatureLhsfGUEjhLHDswa3VTRCjobRPVpwoC/7w5JINeWTLDeVnyHvhiVNwhBZoguldejEbCexz8mHYW0pgDfjlPsIDg==
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...

Independent retrieval

2026-09-17T10:42:17.267343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060998
observed c29d46410b56d0bfeafad6c0593b4a74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:17.249983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060998/manifest.json
observed 1d02d4e85b4cc3079d38851fc85844fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:17.232744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060998/publication.md
observed 87d9dc675f1ba4832af71110defc1b2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:17.215249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060998/publication.txt
observed be6b83097eb4d1d23d92ca352c3f7a6e...
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.