OpenTechnical

OT-2026-000051188

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000051188) never changes.

Identity and time

Publication numberOT-2026-000051188 · never reused
Internal UUID01a0ae83-273f-7b9a-8e5a-44cebecae695 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051188
StatusPUBLIC

Content hashes

Canonical text4e0022f9b4d8cbb8f6a611277d41284a6042fbbbeb72315f823cb6831044d4c6
Markdowna5785b90ed665721458ca049d7bed5458c2bb1b21eedcbdee5fbeb0da0dc2e58
PDF
Publication page88132db15fd7f093456a5b2cdb8912cf73cf0f3a0920fbf4965cbf67e565d4d4
Manifest7303c8daca83693a761ea8c87932014985b54691c34c34188c70afcbc39dd67c

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
Signaturea6nT8RU6k3kfHipwzZQkzuXaLXf6frBEjZqDOIklDZQtUyy+BIi0gI6O219cDDidXf+bQ0YPo5rhyCQDMglOCA==
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

2026-09-17T08:44:12.530720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051188
observed 88132db15fd7f093456a5b2cdb8912cf...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:44:12.071225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051188/manifest.json
observed 7303c8daca83693a761ea8c879320149...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:44:11.821947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051188/publication.md
observed a5785b90ed665721458ca049d7bed545...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:44:11.525170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051188/publication.txt
observed 4e0022f9b4d8cbb8f6a611277d41284a...
fetched by grabo-systems from 34.44.131.203, 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.