OpenTechnical

OT-2026-000059661

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000059661) never changes.

Identity and time

Publication numberOT-2026-000059661 · never reused
Internal UUID01a0ae89-ec24-7666-8642-ff0a9567f27b · 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-2026-000059661
StatusPUBLIC

Content hashes

Canonical text176f8d1e9869c8e67881fd68f1133ec712761addccb01f03cc7d1c8ab1ae1648
Markdown05397717bf3389f64e083c485ac1eccdb6ec89a80d3740f03ebcf2ee8f58a611
PDF
Publication pagefc5aabacdf71c0ca1ad9222f0e1794767001d23d65940399673eb2449de37c01
Manifest3c868a16e166db0d6388a3ece896cc7b9a003684c949d2b759edca06ee314930

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
Signature+Fi2CNfHjMhyKl5vYlCTbamMeZA3nDuVP40qMFy9FmFRgc7G0qTD8OXNJuEoP5GEGzyKxY5eGDvkN3ktMZRABw==
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

2026-09-17T10:44:21.603735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059661
observed fc5aabacdf71c0ca1ad9222f0e179476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:21.586649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059661/manifest.json
observed 3c868a16e166db0d6388a3ece896cc7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:21.568643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059661/publication.md
observed 05397717bf3389f64e083c485ac1eccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:21.551716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059661/publication.txt
observed 176f8d1e9869c8e67881fd68f1133ec7...
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.