OpenTechnical

OT-2026-000060676

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000060676) never changes.

Identity and time

Publication numberOT-2026-000060676 · never reused
Internal UUID01a0ae8a-b7ce-7d8a-908e-419abe47e3a2 · 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-2026-000060676
StatusPUBLIC

Content hashes

Canonical text4c1ed9939f2f37a73f7ad85a44696ef599338067c2206d91c3576ce4137b19cc
Markdowna613dda2dbfbf28bdac869d16902b9bd9599fc53fb04d8d27e73f07958536697
PDF
Publication page0f5e7f7fb84d2e6979e4a26c6f7679d9fe63c786f0da258622dcd240398006dd
Manifest2cfc9c43ce1fd0e5df7219ac6af05a3038c6a6db37996bf58393d94cd2f5ae47

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
Signatureq3oXSw+NNPqDwcos9ahbfmDH5Fmid8CBrWGOK7AQwzLk32oAtInXU8QiLvnkXo3lJvVSfaQn4uGg1t+NJlHYAQ==
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

2026-09-17T10:43:19.060184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060676
observed 0f5e7f7fb84d2e6979e4a26c6f7679d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.041379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060676/manifest.json
observed 2cfc9c43ce1fd0e5df7219ac6af05a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.005514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060676/publication.md
observed a613dda2dbfbf28bdac869d16902b9bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.970669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060676/publication.txt
observed 4c1ed9939f2f37a73f7ad85a44696ef5...
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.