OpenTechnical

OT-2026-000053340

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000053340) never changes.

Identity and time

Publication numberOT-2026-000053340 · never reused
Internal UUID01a0ae85-0a16-70f3-935b-22d2073ba848 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053340
StatusPUBLIC

Content hashes

Canonical text3492c1b3f03f8002257e5575f1f0e11312806a3d225471e7b3ec4c5463c8deed
Markdown5ba5c10163ef899cdc80cd383f9b0adff5b08f9d6236c3d11a453a3ed6a93614
PDF
Publication page77e6bce361d28421d1887a4ac12f46e6ee6288fc7bda5d53e7c7c6438618d6f5
Manifest3f5303a05b1d3c7d6139abd55035d162fe3b11c37433ff0408f6576f741ee472

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
Signaturefe20aW0UEo4wNw/v83xPzNxyGXvZbpSsr1LkWARdYZ2HvKSzrfkz9Hl3wv12KDURxmUEtQBQz0jjWDkEurxuDQ==
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

2026-09-17T10:55:02.847757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053340
observed 77e6bce361d28421d1887a4ac12f46e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:02.830806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053340/manifest.json
observed 3f5303a05b1d3c7d6139abd55035d162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:02.809427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053340/publication.md
observed 5ba5c10163ef899cdc80cd383f9b0adf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:02.789667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053340/publication.txt
observed 3492c1b3f03f8002257e5575f1f0e113...
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.