OpenTechnical

OT-2026-000059301

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000059301) never changes.

Identity and time

Publication numberOT-2026-000059301 · never reused
Internal UUID01a0ae89-8614-70f0-be70-d1d9188e58b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059301
StatusPUBLIC

Content hashes

Canonical textfe338a744206645e83616ccccb1823180696c7e79222bc84ecf2616442630517
Markdown97fc04f11e144d1a13f845043769f6780f724d72b149b6b99779c05a2f6834dd
PDF
Publication page57a9758910ffa0c2e9ac50e62fbe249ca4467e6861a0782aef3ef02cff89d1e1
Manifest48ec616519ede436b81f8f3e85555116644eac281dec5b694b9e698748e900b3

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
SignaturezTOFHmRzPYFI+Wk0UONhr8h5zL0YzEc5ZA8fpcoVgRfGjgdW/nlveXqOycRgMSflYOJuXfPj7PgpIXpLnXVaCQ==
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

2026-09-17T10:45:51.609977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059301
observed 57a9758910ffa0c2e9ac50e62fbe249c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.592952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059301/manifest.json
observed 48ec616519ede436b81f8f3e85555116...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.576790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059301/publication.md
observed 97fc04f11e144d1a13f845043769f678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.560652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059301/publication.txt
observed fe338a744206645e83616ccccb182318...
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.