OpenTechnical

OT-2026-000058423

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000058423) never changes.

Identity and time

Publication numberOT-2026-000058423 · never reused
Internal UUID01a0ae88-f39a-72c2-a2f5-cdb68e3b6d83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058423
StatusPUBLIC

Content hashes

Canonical text8f517c4d93c898b478b60e2c44943957bc0c7b2939c20900187fa571eaf625f2
Markdowne2b683cedde2555104dac5a9932c32feafbfcc65394e819b81d12911e85e0e49
PDF
Publication pagef39864e084c521e15293488188edb18b79868923146f12b7a7204221490f01d3
Manifestd4e58dff947881b9daa255d0a66bc2fa496b1888e09e8e75edecee8719bebd59

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
SignaturelNORcrebcQUu7m3pQUPMfTpnH9Luy3V/DhmE0D8Svuc8nym2vq/wRqnr3psa8tvKfq2gywOiIf8j1xQMgOdBCQ==
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

2026-09-17T10:46:51.577106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058423
observed f39864e084c521e15293488188edb18b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:51.560391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058423/manifest.json
observed d4e58dff947881b9daa255d0a66bc2fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:51.543633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058423/publication.md
observed e2b683cedde2555104dac5a9932c32fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:51.527750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058423/publication.txt
observed 8f517c4d93c898b478b60e2c44943957...
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.