OpenTechnical

OT-2026-000051070

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, vented before 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-2026-000051070) never changes.

Identity and time

Publication numberOT-2026-000051070 · never reused
Internal UUID01a0ae82-c7b5-7192-bdc0-631ac6983c2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051070
StatusPUBLIC

Content hashes

Canonical texteb243855c206d73f7e2b3be5864dd97a870bb8e4ff9665b5f91100cc2cb566b1
Markdowndc4da9d9a05d4b23599d18d6d3b52330fc08dbad595557e805fcbd070b6d20ef
PDF
Publication pagecb8d006122c8673bdac74c9ab766d5fc5cde124a5915432358f8ba2a1ca18467
Manifest114bafc9313364f67b86333409ec8b640dbfab69dccdad93e0dd79f1c799215b

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
SignatureEQuC/Q3+EshsnIjS5cHa9XX6yBvfZqH6+auuOje/DfwGrsTTOrRTOkq8+wcE4p7/maaHdVj+iTGFL6F/iOgrCg==
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

2026-09-17T11:01:00.050971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051070
observed cb8d006122c8673bdac74c9ab766d5fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:00.034860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051070/manifest.json
observed 114bafc9313364f67b86333409ec8b64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:00.014454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051070/publication.md
observed dc4da9d9a05d4b23599d18d6d3b52330...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.994339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051070/publication.txt
observed eb243855c206d73f7e2b3be5864dd97a...
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.