OpenTechnical

OT-2026-000027058

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000027058) never changes.

Identity and time

Publication numberOT-2026-000027058 · never reused
Internal UUID01a0ae72-3453-78ec-90df-20ceaae66b44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027058
StatusPUBLIC

Content hashes

Canonical text7561805e4cd7716728998abb1520dc805917b6d9810e200c8faf71c23504ea1b
Markdown3c58cb47d2168de8f937b129aa45ca9632de938c8590699fe8413d2d2b8e1f96
PDF
Publication pageab1f0f081891ebb034722461dca6741c7103052f616a1b65471ed2dd14a0f5c6
Manifesteaaf235dff9e8fec23585d936e2e2aa29c4f9b52be1f136401a47f8873acfbca

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
Signaturegyz5+Aqpuk09Wce5dG72RnS6PUUCM+pKGh+55UhLEsa56mMBzhntefWJxWkhf1CC/WoYrCqgrTBG2IMWVyFsBQ==
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

2026-09-17T11:43:49.090980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027058
observed ab1f0f081891ebb034722461dca6741c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:49.056307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027058/manifest.json
observed eaaf235dff9e8fec23585d936e2e2aa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:49.015385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027058/publication.md
observed 3c58cb47d2168de8f937b129aa45ca96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:48.996230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027058/publication.txt
observed 7561805e4cd7716728998abb1520dc80...
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.