OpenTechnical

OT-2026-000059472

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000059472) never changes.

Identity and time

Publication numberOT-2026-000059472 · never reused
Internal UUID01a0ae89-8617-7749-9d2f-eb9ebffa24a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059472
StatusPUBLIC

Content hashes

Canonical text1611418dd06b2f25949181fa599729aefe16f4f442a1b352cfcbeb8179d2a4c2
Markdown5fb41f65fa46c184dbf64a3664603fa0f27a1ce58f6164aba44145ca8f2a4f48
PDF
Publication pagef3f50385978e36bbf4e3be50b0550644c98401193db7f66b1edf5ecb233be70f
Manifest285ef256fb35e164506c8b991123e49b82f9aa6689099f2ad047ba93db943c35

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
SignatureanaJcSq4N2/XY1nf4+OA7H+2LWJ/7UeBHOv5YVQsX3I7V6YZOLlXBHqW6CSUjOkmBJKSt+iBEqk1QRjoyNGHAw==
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

2026-09-17T10:46:10.258001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059472
observed f3f50385978e36bbf4e3be50b0550644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:10.237333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059472/manifest.json
observed 285ef256fb35e164506c8b991123e49b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:10.217336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059472/publication.md
observed 5fb41f65fa46c184dbf64a3664603fa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:10.198413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059472/publication.txt
observed 1611418dd06b2f25949181fa599729ae...
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.