OpenTechnical

OT-2026-000061184

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000061184) never changes.

Identity and time

Publication numberOT-2026-000061184 · never reused
Internal UUID01a0ae8b-1380-7c2c-a4ea-674789e19424 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061184
StatusPUBLIC

Content hashes

Canonical text7e47a8911936ff6e262324f7a125e84fa94f9d60edcdd3094ba7e09071c6ef51
Markdownafe4fe42d41491af33aea4ac89f55115f4726be4c56d42639257c35a41914c7e
PDF
Publication page8f91e04db31b34a1973087993b3b7a3d2b824e6c8d1e1defbae5aee04d7a55d0
Manifestf271d79a485ac989b5be595b425d9d30161fbdf71519c8af2a7660fb74dedd7d

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
Signature8A+Q1K7WuYr0PnsayoODqNrAoJrawlnrqq1mvI4+yT+TUVpFXXxkWLWbzaORYcQLwbMlo0soLeZz7Si47DsoCg==
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...

Independent retrieval

2026-09-17T10:42:34.661166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061184
observed 8f91e04db31b34a1973087993b3b7a3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.643956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061184/manifest.json
observed f271d79a485ac989b5be595b425d9d30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.624514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061184/publication.md
observed afe4fe42d41491af33aea4ac89f55115...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.604849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061184/publication.txt
observed 7e47a8911936ff6e262324f7a125e84f...
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.