OpenTechnical

OT-2026-000079708

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000079708) never changes.

Identity and time

Publication numberOT-2026-000079708 · never reused
Internal UUID01a0ae96-4375-70f8-9240-f5c2af4c25fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079708
StatusPUBLIC

Content hashes

Canonical textfab59feda0841c56955ffdd3ef64195e71e9987f577767d7f0bf88a79a9f73c5
Markdownf967db672c4d50efcbccc9091a3c2df23c94617104c7accca7ef7dbbd25f7202
PDF
Publication page908b47d1191a01efdf10bd470a199cdad5493e95d680fe1ea99ea0b135aaba8d
Manifest67d1865cb41d76eb8f3aef754a0ef5c67a7fff6b0473a41298725b54bb6b749b

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
Signaturek0Tpurt/HlAsymqnMwu8Ge+thnLzdkGhP2cp4oRBxytHFAJCOfFQD+cKXWCiYwolv/VaJb2LdTWua9PBElrECQ==
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

2026-09-17T10:03:29.036459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079708
observed 908b47d1191a01efdf10bd470a199cda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:29.018853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079708/manifest.json
observed 67d1865cb41d76eb8f3aef754a0ef5c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:29.000341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079708/publication.md
observed f967db672c4d50efcbccc9091a3c2df2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:28.982557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079708/publication.txt
observed fab59feda0841c56955ffdd3ef64195e...
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.