OpenTechnical

OT-2026-000060884

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000060884) never changes.

Identity and time

Publication numberOT-2026-000060884 · never reused
Internal UUID01a0ae8b-12f1-7c73-bea7-681c4b18d1e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060884
StatusPUBLIC

Content hashes

Canonical texta961811f74324b079fa0aa1b4dc549e65844abd43569fe0ebfc8a493d9cc7461
Markdowndc1167704e0a872104fe421ac74783be80a6b4d46be9f4f1687715a43c995680
PDF
Publication pagef823f78a2425d1ae45bf3c10edc98a7592c61e5eb58429588790231a19749c5e
Manifesta42a3b3e816b12ca97e0af5ad3e84b7c2b894de2278ebcfe51c273aabc783338

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
SignatureHXC1KDswjgTqO8Cvk90B52W7TlzGquvtTl17GbVT1ecl0+08+5RrrbeVFWEbGQjZyufc8T4DHv7AUxTMaztrCg==
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

2026-09-17T10:41:37.091449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060884
observed f823f78a2425d1ae45bf3c10edc98a75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.073131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060884/manifest.json
observed a42a3b3e816b12ca97e0af5ad3e84b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.055379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060884/publication.md
observed dc1167704e0a872104fe421ac74783be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.037414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060884/publication.txt
observed a961811f74324b079fa0aa1b4dc549e6...
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.