OpenTechnical

OT-2026-000051062

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-2026-000051062) never changes.

Identity and time

Publication numberOT-2026-000051062 · never reused
Internal UUID01a0ae82-c7b5-73b4-a186-c46870665ae5 · 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-2026-000051062
StatusPUBLIC

Content hashes

Canonical text1df7a9dc4644a5964725ed0403f2c45b7e75026f945d5d1fb465852cb70a5a78
Markdown4ad0a232c66de0c74fb0f42648159f6ec748f42e0d7ef25c1fb1a44fca52a140
PDF
Publication page26cd5d8fd17a92b1161e1433d4b267bd956145d69373fc6105e4db857d9e0ee1
Manifestf4be0857c2dfc19b84d6977659aab90b24d2826698d385921b46052cfa8e5155

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
Signatureb8x2iryVPDbTHmHYGfj1yAr8coUzBvx9Ixvm/o9b4QJkPq131pTGryxHRf2txMYPZqVrbTCYyeBIMnoA9dGYAA==
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

2026-09-17T11:00:59.366407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051062
observed 26cd5d8fd17a92b1161e1433d4b267bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.342548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051062/manifest.json
observed f4be0857c2dfc19b84d6977659aab90b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.318715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051062/publication.md
observed 4ad0a232c66de0c74fb0f42648159f6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.291876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051062/publication.txt
observed 1df7a9dc4644a5964725ed0403f2c45b...
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.