OpenTechnical

OT-2026-000044798

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000044798) never changes.

Identity and time

Publication numberOT-2026-000044798 · never reused
Internal UUID01a0ae7c-911b-79ee-821d-e707e40819bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044798
StatusPUBLIC

Content hashes

Canonical text4995ff7adf2e8bb00c44a22534c4a5ca76021e069f2109ae2484af9fdb45c74e
Markdown08f2fd22a6cc460ce862d9b60564ffa3810b573ee6b2bb7f4d2a285feb6e2520
PDF
Publication page975e073cc7dc2865d91aa78d3912781901d7318ec66388f922d6ca5c09de1f4e
Manifest67de247635c6ae77b300d7c213af50ba5e25a1abcd70e26e1134c7dd99932966

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
Signature9K2ZQeE6zQp2TI/rnkcCB4cp9M3m445q4A8DTFD6Zcl0PrdQ7Vwv7gUyTpJOtaW1t85dk7Fz/c+vQK1I7uBLBg==
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

2026-09-17T11:11:25.611421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044798
observed 975e073cc7dc2865d91aa78d39127819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.594386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044798/manifest.json
observed 67de247635c6ae77b300d7c213af50ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.575337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044798/publication.md
observed 08f2fd22a6cc460ce862d9b60564ffa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.555781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044798/publication.txt
observed 4995ff7adf2e8bb00c44a22534c4a5ca...
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.