OpenTechnical

OT-2026-000029126

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000029126) never changes.

Identity and time

Publication numberOT-2026-000029126 · never reused
Internal UUID01a0ae73-2aa0-7328-8e74-a5d217b1a670 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029126
StatusPUBLIC

Content hashes

Canonical text6099005790c4c4ec81cef8c1caf038ff5d9acbea9bf1429de7bd3e8d5873feb2
Markdowne924b255a0967ec08d1530390b30e6b4d465313863514af66a5a46f6616af226
PDF
Publication pageb57230edfc4eff09e1a32750e97ee0221c2d325d7083d3a06534c8c912c5f77b
Manifest8a70e50a87d6523b4112056527f4a4d5bfdf85b045cee9c5aa5b720f621ae16f

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
Signatureze5FHf9KYWzDtqkYPLJRIe5C5KE6NL++LuczGh0aa2BA5VgoZ8GMMtuvrMJM+XPBQ8L8gH0fbGTNto+1fRs1AQ==
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

2026-09-17T11:39:36.558770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029126
observed b57230edfc4eff09e1a32750e97ee022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:36.541775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029126/manifest.json
observed 8a70e50a87d6523b4112056527f4a4d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:36.524742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029126/publication.md
observed e924b255a0967ec08d1530390b30e6b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:36.508613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029126/publication.txt
observed 6099005790c4c4ec81cef8c1caf038ff...
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.