OpenTechnical

OT-2026-000059954

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000059954) never changes.

Identity and time

Publication numberOT-2026-000059954 · never reused
Internal UUID01a0ae89-ec26-7563-b2ac-876a6ae8bb39 · 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-2026-000059954
StatusPUBLIC

Content hashes

Canonical textf749a8d63235e337171d9f20dd1fbeeaa30ad8f02378d761427a33c1b9df0fad
Markdown21b9bb76bfe8dab2fe1917696ea264d10f3e8f85a51bd3f7e935f94f4f45b8af
PDF
Publication page53b7a5cba7d2750d1d953a53c23b925a49630833c230f2a1506e61a573952434
Manifestdc410dae708bce6516e72d35ebc25d0570a54fd6abbeb6d9f4d47d16bd54dc8c

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
SignaturebNi3nCU+tmGz0RYGgvW7PaxeNXhQYcOcC7h/2fusorHWNGhsuAMZxjcQyZ1jbxijXqFzOgeVgsGnL96zw9DWCA==
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

2026-09-17T10:44:44.128083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059954
observed 53b7a5cba7d2750d1d953a53c23b925a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.108885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059954/manifest.json
observed dc410dae708bce6516e72d35ebc25d05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.089421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059954/publication.md
observed 21b9bb76bfe8dab2fe1917696ea264d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.071473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059954/publication.txt
observed f749a8d63235e337171d9f20dd1fbeea...
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.