OpenTechnical

OT-2026-000056086

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000056086) never changes.

Identity and time

Publication numberOT-2026-000056086 · never reused
Internal UUID01a0ae87-0a4b-77d2-b65b-aca185677c14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056086
StatusPUBLIC

Content hashes

Canonical text909f7e1c3bb10ac887134265dcf7607d2521e6b5e6ad9a9c1844902764098527
Markdown7ea2cfc24800de19299dedb8ae5a93c6176f244179e691adf254ddf116b91ef4
PDF
Publication page5e955a61b264e099ae5c1d62617da7c2e08f60c382f730d2b133b04e9137d25b
Manifestdc2a7fbdda74cec1d97f76b53b39898f78f33ce457e099418adf42ef4f9a68a6

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
Signatureka4eKLBCHJnPIDCmanVfauhlKPnLNe1rURyPWHPocdNsIowRrto29cUvfDK3MaMGq/9lFabosmJcvdJMUAuNDQ==
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

2026-09-17T10:51:37.372523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056086
observed 5e955a61b264e099ae5c1d62617da7c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:37.353129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056086/manifest.json
observed dc2a7fbdda74cec1d97f76b53b39898f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:37.334202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056086/publication.md
observed 7ea2cfc24800de19299dedb8ae5a93c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:37.316867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056086/publication.txt
observed 909f7e1c3bb10ac887134265dcf7607d...
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.