OpenTechnical

OT-2026-000036110

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000036110) never changes.

Identity and time

Publication numberOT-2026-000036110 · never reused
Internal UUID01a0ae77-01ce-79a8-99b8-e100a00c2050 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036110
StatusPUBLIC

Content hashes

Canonical text2b68b0e23a940cb815c40926dd7c8fdca83186622c51443c758aa18aea900161
Markdown2535db65591b0c17db145c9f9740d0db3cb7eb1c8f2e9f0f26fe13f415ac5bab
PDF
Publication page1dab504f486065201e108454f91f35d1bf1c93043415a3f060ff7af0975bacf7
Manifest68dbf9462fda2d00b77b9b446e8c1b8aefcba1eba76f1436291bb4c312c3cea4

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
Signaturew/1a64uBZuJYQxIjecXbv7dYPRBvAFgPRrwcqoWaUH0Ns6BEn1a57dmsDdhuw3MWBXj7GkSLd7tjcPOWerWhAQ==
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

2026-09-17T11:26:18.228871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036110
observed 1dab504f486065201e108454f91f35d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:18.213212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036110/manifest.json
observed 68dbf9462fda2d00b77b9b446e8c1b8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:18.195921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036110/publication.md
observed 2535db65591b0c17db145c9f9740d0db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:18.175612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036110/publication.txt
observed 2b68b0e23a940cb815c40926dd7c8fdc...
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.