OpenTechnical

OT-2026-000047161

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000047161) never changes.

Identity and time

Publication numberOT-2026-000047161 · never reused
Internal UUID01a0ae7e-d0f9-76cf-8abf-23f9d790483f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047161
StatusPUBLIC

Content hashes

Canonical textf03e71c4da1739b6afc6d103324c1ef4861fd2e4cd10052267dd72037f2ab9e2
Markdownc6c80cfccc22069f830d2e70e2a674105766e5efde9ae2eab8f4f15b86dd75b3
PDF
Publication page63496e0501b9739b5c4baea5663b6779854c1fde648e65e954a3934792b3190f
Manifest4e2211e2863ddceaf8aceb58d9a9b558dde5506a1141ec1b326dc538945591e5

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
Signaturee7Y+PSiry5JoHypiKpbMUJxwRrEr6cPCYhL7S/CFJEqxx4nME1MYdTF8YqqQXY8O6gi61fZ+oiTVhd61SENdAQ==
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

2026-09-17T11:10:30.265643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047161
observed 63496e0501b9739b5c4baea5663b6779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.247111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047161/manifest.json
observed 4e2211e2863ddceaf8aceb58d9a9b558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.223674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047161/publication.md
observed c6c80cfccc22069f830d2e70e2a67410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.207404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047161/publication.txt
observed f03e71c4da1739b6afc6d103324c1ef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.563794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047161
observed 63496e0501b9739b5c4baea5663b6779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.546034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047161/manifest.json
observed 4e2211e2863ddceaf8aceb58d9a9b558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.527922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047161/publication.md
observed c6c80cfccc22069f830d2e70e2a67410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.508701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047161/publication.txt
observed f03e71c4da1739b6afc6d103324c1ef4...
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.