OpenTechnical

OT-2026-000009013

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000009013) never changes.

Identity and time

Publication numberOT-2026-000009013 · never reused
Internal UUID01a0ae6b-31b8-7879-81b8-35458f858f43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009013
StatusPUBLIC

Content hashes

Canonical text01957d4867dc8b958baf71bbceaebda9cfcede84cf68767ffba3cec88ff4f8a2
Markdownc28e228dad46591af6a62969a7aa4bb3b4d97cd6e6a521d25e6fa38de1ec13e1
PDF
Publication page4fca0461dd2ac24bdbf1e79f984851007acca0deac68ddd72501374cb314f20e
Manifest538bab181d056b70c17a88b6d16a46e68ca11eb5750612e3aa1efb8ccb34fb42

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
Signaturesu3O8Tgvy5/11oCsDAL6KXusC1cvtzvUEeuVuNZ2baSgPciOnjEbvjQ4YrY1liOcQuZc/Jh3ViOk2FuSVwkZAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:39.140214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009013
observed 4fca0461dd2ac24bdbf1e79f98485100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.118953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009013/manifest.json
observed 538bab181d056b70c17a88b6d16a46e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.097901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009013/publication.md
observed c28e228dad46591af6a62969a7aa4bb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.076707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009013/publication.txt
observed 01957d4867dc8b958baf71bbceaebda9...
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.