OpenTechnical

OT-2026-000048918

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three 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-2026-000048918) never changes.

Identity and time

Publication numberOT-2026-000048918 · never reused
Internal UUID01a0ae81-134b-7348-a19d-150f4817fb60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048918
StatusPUBLIC

Content hashes

Canonical textb13cfe47f31d570f010184901cb0753174bc48fc980ce52ffe4c8c6188950631
Markdown2513c3a439c5ff481644e95f1c33bb5252d6cd0dee582c4943ccaa8fbc0e0665
PDF
Publication page50a58276311d5376d224c2cd1850f1963b9d51dce355d9cc37866eeda6903d17
Manifest053cf8d293a06cad2c15a94140f1cc17d112e5119f405a0f8546984588eeef57

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
Signature/DXlyRhc+nMSZP+PDV4FL68DVnXcbAP/Rrq7MTlocWGpTzXgeROD+kvZSNnf9Z/KyThkB0C/UpE+fpMIHg5gDQ==
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

2026-09-17T11:03:05.647187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048918
observed 50a58276311d5376d224c2cd1850f196...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:05.622932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048918/manifest.json
observed 053cf8d293a06cad2c15a94140f1cc17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:05.604097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048918/publication.md
observed 2513c3a439c5ff481644e95f1c33bb52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:05.584718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048918/publication.txt
observed b13cfe47f31d570f010184901cb07531...
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.