OpenTechnical

OT-2026-000059269

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000059269) never changes.

Identity and time

Publication numberOT-2026-000059269 · never reused
Internal UUID01a0ae89-8613-7fb1-b5f8-88fa3cb447af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059269
StatusPUBLIC

Content hashes

Canonical textf181f4582a2c9b7b5aa52d5a014ab56975b5a97197c359ee987552c23ec24f2a
Markdown325e5e7cd1075c6d3bfe2586d70b9d90d35b8281fc87be17ea4bad5465446a2a
PDF
Publication page6cf1cc179ae01341367b1c8e8fb6d4f43cf8100fb39c81415f768ea6158d99ca
Manifest5235b49743e161a69a677cf38be1fc4aa01666214cc7abc9c87ba60a452dd184

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
SignatureKRxrw7rjwEgbk+iEKW8s8k5csfA9ypmjZGY7OhwvRxvdW1H7mI0Ci8nk/M/QQ1aQ1srl6hTKutqYpAYlLmB0Cg==
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

2026-09-17T10:45:49.164835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059269
observed 6cf1cc179ae01341367b1c8e8fb6d4f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.148012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059269/manifest.json
observed 5235b49743e161a69a677cf38be1fc4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.130338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059269/publication.md
observed 325e5e7cd1075c6d3bfe2586d70b9d90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.112534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059269/publication.txt
observed f181f4582a2c9b7b5aa52d5a014ab569...
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.