OpenTechnical

OT-2026-000057359

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line 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-2026-000057359) never changes.

Identity and time

Publication numberOT-2026-000057359 · never reused
Internal UUID01a0ae87-d5bd-769f-a7d9-ce67a2e83ce2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057359
StatusPUBLIC

Content hashes

Canonical textd1be6be8cb82d30235ea759507c9f01ba8c10d2c200632589809ce7504377438
Markdown303ea22a996eca105085dba11bdffe87cfa780414faa638de8848f174cc402b4
PDF
Publication pagef4d07f85f648aa197b7eaefb2bcef9f409874c3f021131d1e0297ff0f87a3ef0
Manifestb5024ba227c1460b0d22dcff808c5a3f3c1a37cd7188e74d638956177262630c

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
SignatureLgIjC56As2pUF4L+zAWLJUsBeLtypU8yBpQC2RXiizOrGxq66NE4xKnuj5T+c7A5zhpvSDWg0UCgCO7ZPnK9Dw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:29.148765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057359
observed f4d07f85f648aa197b7eaefb2bcef9f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.132693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057359/manifest.json
observed b5024ba227c1460b0d22dcff808c5a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.113567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057359/publication.md
observed 303ea22a996eca105085dba11bdffe87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.093651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057359/publication.txt
observed d1be6be8cb82d30235ea759507c9f01b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.333847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057359
observed f4d07f85f648aa197b7eaefb2bcef9f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.316981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057359/manifest.json
observed b5024ba227c1460b0d22dcff808c5a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.299085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057359/publication.md
observed 303ea22a996eca105085dba11bdffe87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.282398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057359/publication.txt
observed d1be6be8cb82d30235ea759507c9f01b...
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.