OpenTechnical

OT-2026-000058908

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000058908) never changes.

Identity and time

Publication numberOT-2026-000058908 · never reused
Internal UUID01a0ae89-479f-7627-a6d0-3ed0c8942a25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058908
StatusPUBLIC

Content hashes

Canonical texta0497613486dd32b6317e9dfb3e02926eebab4e3e71bace43dc6f6e5713b5e6e
Markdown09bf0cd06e605586f561068412a3f96e7bc020eea3d3a3e182753987a69f7e6f
PDF
Publication page7d58c84aad56f1ee0cbe1dcf966f161b2e26cc9c09cda6831d4e1e8907935c2b
Manifest5c703f0b6fb472ccc751b8154a3be2f3c0d814372a0d36da38d31a7fb6f86e38

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
Signaturep/+IOT5NFhN10rDfWxjGq0/s/q2lTuz3p2Fgk26eYCz2HDK+uKPbYpmQokGWwOq2p3UhdFYlxd9/a5TYMwrsBg==
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

2026-09-17T10:46:27.614361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058908
observed 7d58c84aad56f1ee0cbe1dcf966f161b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.596888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058908/manifest.json
observed 5c703f0b6fb472ccc751b8154a3be2f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.578316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058908/publication.md
observed 09bf0cd06e605586f561068412a3f96e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.560634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058908/publication.txt
observed a0497613486dd32b6317e9dfb3e02926...
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.