OpenTechnical

OT-2026-000014624

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000014624) never changes.

Identity and time

Publication numberOT-2026-000014624 · never reused
Internal UUID01a0ae6d-d092-7ea8-8837-656994b8595b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014624
StatusPUBLIC

Content hashes

Canonical text43858f0a130bb4252c625faa5e48a60c6aaf2a32930e1bdb31e6a97f4a201861
Markdownbc889b7503767a98f0f4252942cbf079b7bd1959553b6f96ff35d4a57420611b
PDF
Publication page904662ef5fc134d397968746e3855b0d85a3bfa389f857e0c5739a56cd1ed95e
Manifest1dfb4ab64de6e68926724787576d60a20b311a34d64e1c1d35f399fa4053eab6

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
SignatureDl0sd4zIcGYPNmYd1Xa18fBhPn/ZdKzl1+Cru3YFDpzgWXqRnADJwJJsY7WjNJ/EWJCmHjbeEna+fGY7NQU5BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:06:26.279033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014624
observed 904662ef5fc134d397968746e3855b0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:26.261606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014624/manifest.json
observed 1dfb4ab64de6e68926724787576d60a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:26.243910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014624/publication.md
observed bc889b7503767a98f0f4252942cbf079...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:26.224373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014624/publication.txt
observed 43858f0a130bb4252c625faa5e48a60c...
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.