OpenTechnical

OT-2026-000053726

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000053726) never changes.

Identity and time

Publication numberOT-2026-000053726 · never reused
Internal UUID01a0ae85-735c-7dcc-9ad4-cf890f44b47c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053726
StatusPUBLIC

Content hashes

Canonical texted4b6fb421ceb467bd23d8cb581ccd19e8a5c7532d531ea9d7497ff2ed04e73f
Markdown9159b1ea9ee79a5eec5faf50cdbe09df2682f45865ae08e394426ae8d90b13ce
PDF
Publication page8845754c521d9c59ed0abd1cd0d69776a32a939640c7d1d9626b59183c421e4e
Manifestbdf299abd7dc2f9dd3f51d9503b2ec9f884ae417f32f98a02f0b86a8626e8452

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
Signatures53RsOUMoiiwZioBjUpJSOU+MV+yh3CYV7QBR+fSOTlEkkjEhPqzxZXGSVyQgah74jyVsMeRXv6UqmTwp7UsBg==
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

2026-09-17T08:40:17.984011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053726
observed 8845754c521d9c59ed0abd1cd0d69776...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:17.963381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053726/manifest.json
observed bdf299abd7dc2f9dd3f51d9503b2ec9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:17.814565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053726/publication.md
observed 9159b1ea9ee79a5eec5faf50cdbe09df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:17.795484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053726/publication.txt
observed ed4b6fb421ceb467bd23d8cb581ccd19...
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.