OpenTechnical

OT-2026-000059826

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000059826) never changes.

Identity and time

Publication numberOT-2026-000059826 · never reused
Internal UUID01a0ae89-ec25-7d5a-b064-d06c8b2dbb4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059826
StatusPUBLIC

Content hashes

Canonical text9ef5a939f19b2a3c533051ff45ecea73fcc1e911554120406e1000bbdb287616
Markdown899931f8021e6480d3835b40064b5cfc6b3d85b9840d273c26cb476c9468b4c3
PDF
Publication pagee8bccf7b4f3a4d8c874b4fdfdd79620387cd887d5364210721f151f24782672d
Manifestdc75710df205f13697442efc17673eeec30ab0fa55724226b2786bf4967277aa

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
SignatureVGXs0UoxudckPjSrj18bUnevJZ7qcyN7ZhP0u+DggA+yuIBewK1LWUY8pjPeBQYpPCLCHaDFzOPKszrIsB+RDg==
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

2026-09-17T10:44:34.240320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059826
observed e8bccf7b4f3a4d8c874b4fdfdd796203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:34.223715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059826/manifest.json
observed dc75710df205f13697442efc17673eee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:34.205497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059826/publication.md
observed 899931f8021e6480d3835b40064b5cfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:34.187354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059826/publication.txt
observed 9ef5a939f19b2a3c533051ff45ecea73...
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.