OpenTechnical

OT-2026-000040150

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold 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-2026-000040150) never changes.

Identity and time

Publication numberOT-2026-000040150 · never reused
Internal UUID01a0ae79-26fe-7942-841a-cb02c5f6c921 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040150
StatusPUBLIC

Content hashes

Canonical text602074dc1a41b91519a90edfd3328d7a0a4443f4093a18393fb7e0f95b3e1451
Markdown6a9a0b808158ceec35b920c87ab8f4fbed4f9ee725286a7f6b540b8af40ee578
PDF
Publication page03a0e0600924077268b922870cc7e0cc5dab4a5b3523126373b01f10ded5fd53
Manifest1c0be4f4b946bf11bee97792f74d43193e3758dc4039579db591b888c421367a

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
SignatureAdfdABRNh7GGiNgX3IlelBbW8g+WiDoMIhEqNeeMXAxebiBgPGQeyL6DFCE3aOjNaswL/QlZ4doIZYLtevR3DQ==
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

2026-09-17T11:19:01.420044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040150
observed 03a0e0600924077268b922870cc7e0cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.405745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040150/manifest.json
observed 1c0be4f4b946bf11bee97792f74d4319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.389937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040150/publication.md
observed 6a9a0b808158ceec35b920c87ab8f4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.375048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040150/publication.txt
observed 602074dc1a41b91519a90edfd3328d7a...
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.