OpenTechnical

OT-2026-000008869

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000008869) never changes.

Identity and time

Publication numberOT-2026-000008869 · never reused
Internal UUID01a0ae6b-31b7-7344-9b41-bc3e024a50d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008869
StatusPUBLIC

Content hashes

Canonical text1ee3dcf1237b035d1226f7a8ce90a88735d7638cf5d0b70863dbaacbb9b61a8f
Markdown0111fb65a0798af71fecce0021181b94678061f8765a82fa0f4c2fc139f712cf
PDF
Publication page8f5f100db0702c76b269ed913024c1a90eda45b71672f9eff74f009195765e19
Manifest9728a0fae91f9811dfaadeb4b0dbcdaff543e5a2cf1dd1fc78613ca4d23af5d0

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
SignatureSpOQdSHLAv7+7KNcgXNfe/b+AxM1lBDn8evRGSI18m5JSoh4EsixcJh9vVy54JRAgdgXLOwlwFpIAh4iPhXHCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:27.477671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008869
observed 8f5f100db0702c76b269ed913024c1a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:27.460491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008869/manifest.json
observed 9728a0fae91f9811dfaadeb4b0dbcdaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:27.440027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008869/publication.md
observed 0111fb65a0798af71fecce0021181b94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:27.422310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008869/publication.txt
observed 1ee3dcf1237b035d1226f7a8ce90a887...
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.