OpenTechnical

OT-2026-000048956

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000048956) never changes.

Identity and time

Publication numberOT-2026-000048956 · never reused
Internal UUID01a0ae81-134c-7b52-993a-d06205519990 · 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-2026-000048956
StatusPUBLIC

Content hashes

Canonical texteef323dec50cf7f124a69f459e31b4e90418bb75226af9dd1f6ec5ba7e2f41d4
Markdown7be77202afad0866f2a96d1a803684b7e271bc41791620e8fae6971b4d3260a5
PDF
Publication pagee74af27148fd226dbdee010e81f5dd426dfe47eb741f7d4a02a5df3c8e257702
Manifest5dd1a50f1e7c5453434b13c3e7b00fece5fc682513611bfd7a492e5f1226885a

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
SignatureXhLMtf668WmHYBiCopLc6EOo5EzhtNVDJ9K4rW1VPpELuHjw+659OyIBuD3B/WMpHouGXgDN+ykBE1eHCGXEAw==
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

2026-09-17T11:03:08.936167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048956
observed e74af27148fd226dbdee010e81f5dd42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:08.916244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048956/manifest.json
observed 5dd1a50f1e7c5453434b13c3e7b00fec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:08.895610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048956/publication.md
observed 7be77202afad0866f2a96d1a803684b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:08.875541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048956/publication.txt
observed eef323dec50cf7f124a69f459e31b4e9...
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.