OpenTechnical

OT-2026-000050086

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050086) never changes.

Identity and time

Publication numberOT-2026-000050086 · never reused
Internal UUID01a0ae81-fd79-7531-9b3d-7680de980902 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050086
StatusPUBLIC

Content hashes

Canonical textb92740a2261173df01bf344d77bcf1bc1aa1fccd07e3a6dee1ef0ef6cc09e460
Markdown2ba71bab37716c0951bb254f67a146087b062045719be37ef233c3319e2bbfc2
PDF
Publication page42afa192d77707cbc83f5a45bb264a6284bae9fe8e4760dc1739eaf4f0db27f1
Manifest0682c6d13a84cc974589f7ecfaf2b7a504df9716ec17fc70e80c703901c5ebfa

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
SignatureUE0btdW4034AjCvcgtJukInQo/t/C8zcYQnlNWceObHf/MpGjB4yOv/XFSrtTlqVZHjHyAxumW8btgZedo9vBg==
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

2026-09-17T11:02:04.926237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050086
observed 42afa192d77707cbc83f5a45bb264a62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:04.905854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050086/manifest.json
observed 0682c6d13a84cc974589f7ecfaf2b7a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:04.887580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050086/publication.md
observed 2ba71bab37716c0951bb254f67a14608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:04.869362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050086/publication.txt
observed b92740a2261173df01bf344d77bcf1bc...
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.