OpenTechnical

OT-2026-000062652

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000062652) never changes.

Identity and time

Publication numberOT-2026-000062652 · never reused
Internal UUID01a0ae8c-0ac2-7751-97f2-c60920250cf9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062652
StatusPUBLIC

Content hashes

Canonical texta4f86d5a7ed0ed59eb0a0eb2bf5627bf9cb69bad1981c6f147d3390d78554b1d
Markdownf4e2a35ca45a5d5a754a30b4a3547db1bdc5aede5c5157398f27df5632de87c0
PDF
Publication page33bc22f1d006b731cd76ab08907d38f2049f5990c609d75ced7b94cfdf350d3d
Manifest64bb812c6450b79f00161205cda557fba50b25b24286cb6193be2e7cd0cf003f

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
SignaturekDn1wOeuMvauvWv62C6XoMwl6iajSFePIUHVSo0jREtnVM7HYQXshRWaHEV2swYJboTQxM2KO0ZxgpTlbolWAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:11.564109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062652
observed 33bc22f1d006b731cd76ab08907d38f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:11.543155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062652/manifest.json
observed 64bb812c6450b79f00161205cda557fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:11.518962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062652/publication.md
observed f4e2a35ca45a5d5a754a30b4a3547db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:11.496485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062652/publication.txt
observed a4f86d5a7ed0ed59eb0a0eb2bf5627bf...
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.