OpenTechnical

OT-2026-000065397

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000065397) never changes.

Identity and time

Publication numberOT-2026-000065397 · never reused
Internal UUID01a0ae8e-46f8-735e-91b3-a6ff0464fa58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065397
StatusPUBLIC

Content hashes

Canonical text2fd35371283f492ca1335d5ad4d9441296e13a48883dc0a2b34cda14411fc281
Markdowna6a59d969908dddf5de3ee6053d4b00205922989ff16d822342123cac2390626
PDF
Publication pagea609f67bd45631b95e72bfd003518a77318cdb7ed040aa078c91ad38ab396e43
Manifestba0854b49e6035927de1462feea88ec5502a60785f785c00ba82a055e3f2fd13

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
Signaturez0pSotBO0FaAPDOWAV5XAyazXWmtuQ3KiIlORI1U4YTr0uYADWhBtLXYYDRvx6NPw0TXaKOlljntIMhhcyq3CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:39.485777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065397
observed a609f67bd45631b95e72bfd003518a77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:39.467620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065397/manifest.json
observed ba0854b49e6035927de1462feea88ec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:39.450454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065397/publication.md
observed a6a59d969908dddf5de3ee6053d4b002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:39.431850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065397/publication.txt
observed 2fd35371283f492ca1335d5ad4d94412...
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.