OpenTechnical

OT-2026-000038974

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000038974) never changes.

Identity and time

Publication numberOT-2026-000038974 · never reused
Internal UUID01a0ae78-76a0-7539-bccf-55d5f55bd3d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038974
StatusPUBLIC

Content hashes

Canonical text45ef700070a25f0a9ce1e8e4dbfce2e4332783ea892749ab13e1242e22db02cc
Markdownb43e771eb9b217aecc95852af581879e5d5b6b3081142773407807075945c559
PDF
Publication page0a2ed438b4f5f3fae6b786f90d8c47cda5ff2d770a358a0e81657cd38ba8cf84
Manifestd3b38e1e1dd1092dcc68df2a2f1ee52eb5917b89b53d5f646239121b01670883

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
Signature2/L80ike3PJHp4NvjjDNfRIXkzY3ncFOjX7CRD3M4WIZjOMGCZctE0ble2psF4wpwrXeuYO/uuX7bIfKioy+Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:22:15.237826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038974
observed 0a2ed438b4f5f3fae6b786f90d8c47cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:15.217657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038974/manifest.json
observed d3b38e1e1dd1092dcc68df2a2f1ee52e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:15.200713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038974/publication.md
observed b43e771eb9b217aecc95852af581879e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:15.183408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038974/publication.txt
observed 45ef700070a25f0a9ce1e8e4dbfce2e4...
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.