OpenTechnical

OT-2026-000052052

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000052052) never changes.

Identity and time

Publication numberOT-2026-000052052 · never reused
Internal UUID01a0ae83-e78e-7e5d-933f-d6b38c0f66a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052052
StatusPUBLIC

Content hashes

Canonical text912b37049e1411c98250f2c783403b45050edd2c27bf3b98eaed43465779f0dd
Markdown325ce5b5725291b9c7b9b697642d72d6d4d513ea9d028f9ebffa023168d0a556
PDF
Publication pageba28905a0970f428b89eb0cd61932f9b0fd72adad2bb57fcfba6490a5ad47745
Manifest5de017290bb89c27767326f1d5164532641455fa0c5eb832d74cfb263366d184

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
SignaturePvMDSevp4oBVLHPJQphB+N+GvEf9gby0BVGcT12gCOvUdB0/BtCcFPmYr9cMqplsXyeohpz+FxY+R/vzQHwWDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:34.280893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052052
observed ba28905a0970f428b89eb0cd61932f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:34.263139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052052/manifest.json
observed 5de017290bb89c27767326f1d5164532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:34.245618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052052/publication.md
observed 325ce5b5725291b9c7b9b697642d72d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:34.226747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052052/publication.txt
observed 912b37049e1411c98250f2c783403b45...
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.