OpenTechnical

OT-2026-000048118

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000048118) never changes.

Identity and time

Publication numberOT-2026-000048118 · never reused
Internal UUID01a0ae7f-c424-79f9-8837-774affa04cba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048118
StatusPUBLIC

Content hashes

Canonical text599eaa7c05c65724eb07f271cd40740b1c54925cc9a357441beee4b7676c153e
Markdown77183ae4713184c17427a41f3f58bdd84ad36d829c3fd5dd9ff1896a4467bd56
PDF
Publication page76bed919eaf922ae1097b02185aeffe078002a586f1ad0ff10b2dd4ca0385fdb
Manifest0a02d37609b443e8ab03d7fa9a5e1725a18f4bba15b89eca4c369f0163746fa9

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
Signaturel4Ww4I6qMuwfSOhsFaWYAe6mKFpvdcekrD6zPlMEdGuZWgprj0+tOCKE9ZFZqlVW+/m+XLLvfQ2G1KSbGmocAQ==
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

2026-09-17T11:06:08.988304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048118
observed 76bed919eaf922ae1097b02185aeffe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:08.970582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048118/manifest.json
observed 0a02d37609b443e8ab03d7fa9a5e1725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:08.952507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048118/publication.md
observed 77183ae4713184c17427a41f3f58bdd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:08.933417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048118/publication.txt
observed 599eaa7c05c65724eb07f271cd40740b...
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.