OpenTechnical

OT-2026-000093019

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line 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-2026-000093019) never changes.

Identity and time

Publication numberOT-2026-000093019 · never reused
Internal UUID01a0ae9e-090f-77df-8d77-9467755900df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093019
StatusPUBLIC

Content hashes

Canonical text99c624535d40c615066e253735959e7e8448a692f18ffd1cd934aa9f2101ff09
Markdown65283c7541bc26d32a62abcf472f88b71cf2d34dc9bfef267b990433b1376211
PDF
Publication pagea69b78182612fc73c8abce94fbf0fcdf7cde0ee37f6c309edc877c0e158445f5
Manifest37a23064b0fab522e8c295fb9064a1a0da368522fa2f47a5177a2e41206b1f94

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
SignaturemcEHPko8fIbNc1SzzMKHknw8EPbcJWzLfTZslMFZA2jPq/2D7ZLvB7GdQ+3W9tboX1OrEVkguv6PMpuz9eQtBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:13.761890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093019
observed a69b78182612fc73c8abce94fbf0fcdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.743595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093019/manifest.json
observed 37a23064b0fab522e8c295fb9064a1a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.725904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093019/publication.md
observed 65283c7541bc26d32a62abcf472f88b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.707416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093019/publication.txt
observed 99c624535d40c615066e253735959e7e...
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.