OpenTechnical

OT-2026-000057958

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000057958) never changes.

Identity and time

Publication numberOT-2026-000057958 · never reused
Internal UUID01a0ae88-6ed9-718e-8be8-6e46560142b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057958
StatusPUBLIC

Content hashes

Canonical text5383871b058529ff01b2527c6b51bbbea897bf1ae8d8f5168e9f573114d9f61a
Markdown8443836943cc6e85288ba61814fa45d74a741d674339d11271a4424a3d3b3cbb
PDF
Publication page74d80734776a811ca1b330677e9b3ffc3ff6d8b4086c6692d9d2e272b594f2ce
Manifest642b8a2845e6fe9f8a3efd40934c7f3e2e6412a58cb09cbee87dc40eb515095c

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
SignatureXZiDbjYvTUGOiAw0wUYtOz8Vf78tFfzmhSTKAgP20xpzTY1PvgCXTppjN2mooHj17soGf2GNOIGHGfGfRxMdCw==
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

2026-09-17T10:47:34.610735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057958
observed 74d80734776a811ca1b330677e9b3ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:34.591987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057958/manifest.json
observed 642b8a2845e6fe9f8a3efd40934c7f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:34.573372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057958/publication.md
observed 8443836943cc6e85288ba61814fa45d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:34.554773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057958/publication.txt
observed 5383871b058529ff01b2527c6b51bbbe...
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.