OpenTechnical

OT-2026-000059158

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000059158) never changes.

Identity and time

Publication numberOT-2026-000059158 · never reused
Internal UUID01a0ae89-8612-7d34-b96d-6c171fddc82e · 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-2026-000059158
StatusPUBLIC

Content hashes

Canonical text43dc33a1358ca6e9e7c4bcdf2b763dac27a0afa18475ea88b7f9f0b89ac12567
Markdown12b95fa4f01c8ba5360135f924b53e18e21789c11ea2fd3ac8014842846930ca
PDF
Publication page9217003c8296dee398166f1a4527fd20b26dcd27fe194b98b8bd83e505207d53
Manifest21769c7bc713f76a7f734137fcc1c13d708aadedbab831c9ca09122d98b4377b

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
SignatureyrORDZy7m2NO3kN3AoD5EyQbyAeIIW2aOuqYw+k/mUh80QEA2EpkDuyQu7XPfdWs8GxnS1MYBwFNQO22lnm8Bw==
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

2026-09-17T10:45:06.666833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059158
observed 9217003c8296dee398166f1a4527fd20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.650177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059158/manifest.json
observed 21769c7bc713f76a7f734137fcc1c13d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.631921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059158/publication.md
observed 12b95fa4f01c8ba5360135f924b53e18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.613021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059158/publication.txt
observed 43dc33a1358ca6e9e7c4bcdf2b763dac...
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.