OpenTechnical

OT-2026-000056346

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line 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-2026-000056346) never changes.

Identity and time

Publication numberOT-2026-000056346 · never reused
Internal UUID01a0ae87-4bd2-7174-888c-4e8469a9b3b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056346
StatusPUBLIC

Content hashes

Canonical texte8019efc84540865c8d82c207779638b07b9803d676083b7bc2185086c463f13
Markdown550040b0172b25b218164c3b574a52287a58b100563314c709dad3cd85fec5bb
PDF
Publication page9522c18827f8e75e3450d3eb6415ce02143d637ca5a2cb608dec8100cc905c87
Manifestc0e7939fecdc9f87c56e153acd6f976e07a638c50554bef080b4e0b324c050a3

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
Signatureh1R925XlHKnZtUfN/NAdhfXp3D/AnIuI4a73tPUMI6OoXEdPpBJv4WxvWCQz7JB6WkONOY7cE8C795hKXn8RAQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:51.375005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056346
observed 9522c18827f8e75e3450d3eb6415ce02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.355983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056346/manifest.json
observed c0e7939fecdc9f87c56e153acd6f976e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.337189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056346/publication.md
observed 550040b0172b25b218164c3b574a5228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.319178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056346/publication.txt
observed e8019efc84540865c8d82c207779638b...
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.