OpenTechnical

OT-2026-000060768

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000060768) never changes.

Identity and time

Publication numberOT-2026-000060768 · never reused
Internal UUID01a0ae8a-b7d0-7419-a1a3-c1b0dd210214 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060768
StatusPUBLIC

Content hashes

Canonical text1dd37caa77fbf7ff4fc81376df55decfa74933b2d2877f5810642fea6f9b4f31
Markdown618fb43196e77f454a657f2bfed0182058e0ca360ff99759c5b7a3f7379cd8ac
PDF
Publication page3e9925dccfab0e8bc3d055b7e2b1089ee6befb4c9aede79342212666d2dbd19f
Manifestd9194fa6d30fc334e4f8eae382e46002fe9db6452290a4e00f90dafe0b0b7443

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
SignatureYVi7Lv+gHlWVPzHvtwqZrOMYAwpRTwNPLfCIzCo0TuwHroM1d0oEv8KUB+SORFIfQDFsNmMBLFPDS4ke5pbYDA==
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

2026-09-17T10:43:30.483207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060768
observed 3e9925dccfab0e8bc3d055b7e2b1089e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.463460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060768/manifest.json
observed d9194fa6d30fc334e4f8eae382e46002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.445220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060768/publication.md
observed 618fb43196e77f454a657f2bfed01820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.427542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060768/publication.txt
observed 1dd37caa77fbf7ff4fc81376df55decf...
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.