OpenTechnical

OT-2026-000062059

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000062059) never changes.

Identity and time

Publication numberOT-2026-000062059 · never reused
Internal UUID01a0ae8b-b8b0-7696-a931-fd5e439297c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062059
StatusPUBLIC

Content hashes

Canonical textbfb6d235eaedc94d60a752639da65d74a59a4f3aa7ff4f441cc6c951fe4b6a3a
Markdownec6e973894f34a0d1241033c493e85cb58088c014f52bb9f4a3f9dcc13588e6e
PDF
Publication page29c428259fa744b70e70cab87c5869bca2cceb95ae3db0047a780aa74f5fc788
Manifest1d6b369d8a6319eaa82bffaf72314d8e12fb5c9af9c1c7deac8ca45d74b34b4c

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
SignaturePfYKaytt39d82jDWa1SUEwPEKECukRnzyv8qiVEs8azx/ZeI9wM3hQzT22F8VqEXBKaSx4qeU6OWXh5BNOs3CA==
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

2026-09-17T10:41:06.232520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062059
observed 29c428259fa744b70e70cab87c5869bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:06.213619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062059/manifest.json
observed 1d6b369d8a6319eaa82bffaf72314d8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:06.195889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062059/publication.md
observed ec6e973894f34a0d1241033c493e85cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:06.178787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062059/publication.txt
observed bfb6d235eaedc94d60a752639da65d74...
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.