OpenTechnical

OT-2026-000053714

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000053714) never changes.

Identity and time

Publication numberOT-2026-000053714 · never reused
Internal UUID01a0ae85-735c-7832-9124-68e3f538f5de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053714
StatusPUBLIC

Content hashes

Canonical textf52d81134a7efce9e4c24bab897a75c095719ccda49e3cf88871c45b609c68d1
Markdown4249baed6e504313741d77a160cb8f51d5455079cea9174a4798535f53203d31
PDF
Publication page215ff4f95524e70c9025677af2c5b2c2bcf3c521c7f39484d1f3f5beb1c05780
Manifestbc2b40153bd7076301b2beac11d1254ee120b6a021e765678a9b02e262a5c30a

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
SignaturelNUsccicskFjUdWU6Pb17gZn/08Zyb3jp5bOvkU5SWCVMUA8CXbvwfdy8A3yqsJTgYzpStFJmoWfNGG6JMf7BA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:15.825737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053714
observed 215ff4f95524e70c9025677af2c5b2c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:15.527963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053714/manifest.json
observed bc2b40153bd7076301b2beac11d1254e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:15.491294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053714/publication.md
observed 4249baed6e504313741d77a160cb8f51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:07.807810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053714/publication.txt
observed f52d81134a7efce9e4c24bab897a75c0...
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.