OpenTechnical

OT-2026-000023176

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000023176) never changes.

Identity and time

Publication numberOT-2026-000023176 · never reused
Internal UUID01a0ae70-7267-7579-8164-9c91c421792b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023176
StatusPUBLIC

Content hashes

Canonical texteab5ee9eb3b4540097c9ac57f20a056768623bc73b85c2d7f4d00b39a581151c
Markdown013e1ecde9db8bcfa3d46c6e0f31b76955ea948c864365f3adfe1b41e1dc720b
PDF
Publication page4b3a9053aea92e0a14229448199766d519f846874c180ecc747a8854a9d78013
Manifestada223b2f8963cd8928894b91b4d0af28ca76ad2f9c0c712481d89d5db72ca90

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
SignatureNeo6Ol0BcH1XvVbrhtdoMOOD07FeNlMPQOcvbzfEEh2OJFurMZiAheHyd2sHJUY1S5pcdOEhHVPSp7xV83qRDQ==
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

2026-09-17T11:51:07.310613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023176
observed 4b3a9053aea92e0a14229448199766d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:07.293176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023176/manifest.json
observed ada223b2f8963cd8928894b91b4d0af2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:07.276841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023176/publication.md
observed 013e1ecde9db8bcfa3d46c6e0f31b769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:07.258776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023176/publication.txt
observed eab5ee9eb3b4540097c9ac57f20a0567...
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.