OpenTechnical

OT-2026-000073886

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented before 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-2026-000073886) never changes.

Identity and time

Publication numberOT-2026-000073886 · never reused
Internal UUID01a0ae93-2b8e-749a-8477-c526592bf80e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073886
StatusPUBLIC

Content hashes

Canonical text2dc64d5747b2268fb351de009d73643be1544c7a624bc721a05dbd64ad0e6631
Markdownb49def56a84a5c20a6a39a2ff18bfa0a456d89f15e73948c2ba2aa3b602d8133
PDF
Publication pagec337338ea90291a2cefd224a83b4cfe521ab8703b2d18c4c16d246fcc9fa703f
Manifest650d9cc00f3d8e126358f9046c50fb1569d82268e824b5fa0ca8c9b7ee24be8d

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
SignatureQefZoPh7NUEi/Y62xUQNVDjNCAXnhwcmX390UOFI07NBUeCGZfEOqRWn+fUEnGkqog/aU83TCUIeklI+kXSHCA==
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

2026-09-17T10:20:02.270723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073886
observed c337338ea90291a2cefd224a83b4cfe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.251969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073886/manifest.json
observed 650d9cc00f3d8e126358f9046c50fb15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.228113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073886/publication.md
observed b49def56a84a5c20a6a39a2ff18bfa0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.207843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073886/publication.txt
observed 2dc64d5747b2268fb351de009d73643b...
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.