OpenTechnical

OT-2026-000015329

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000015329) never changes.

Identity and time

Publication numberOT-2026-000015329 · never reused
Internal UUID01a0ae6d-ef49-71b5-8197-45d4e0e0d079 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015329
StatusPUBLIC

Content hashes

Canonical text4eee555a7194aefe08cf25bbe954fd2510cf6dee0bda7c5ee38133b9b9995032
Markdown9c8bcfa9ef1e2fe4a4ec174da0894dc20b196c7352a073d2f2d4bdedc791604b
PDF
Publication pageb47c1bf64d95f12200061087aa122a09b673f613053676e92f197aa23dc336de
Manifest14713e72d74e9ba2bb1e143a27dc687205020c36c1d9684d8c3a4f0fe0a1e5f9

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
SignatureC51M8fiyOfKFeMmBA73RIGfWUPdin8SLoyiDZivgpOEjFY6CJXLsP0TRSD1nnSxUOY+c8Zx1MF+d7c/LKxGWCA==
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

2026-09-17T12:06:01.690982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015329
observed b47c1bf64d95f12200061087aa122a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:01.670822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015329/manifest.json
observed 14713e72d74e9ba2bb1e143a27dc6872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:01.650939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015329/publication.md
observed 9c8bcfa9ef1e2fe4a4ec174da0894dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:01.632207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015329/publication.txt
observed 4eee555a7194aefe08cf25bbe954fd25...
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.