OpenTechnical

OT-2026-000048035

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000048035) never changes.

Identity and time

Publication numberOT-2026-000048035 · never reused
Internal UUID01a0ae7f-c423-7840-ad82-ab270279b699 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048035
StatusPUBLIC

Content hashes

Canonical text973449822bba0fa9cb38d4a7b45263fadfad0af5265d53646aa219f1e4b6a832
Markdowna55a144f7dd8475c8f7520ea3863fbfa550d1dc54e030de010a85d38a03ae598
PDF
Publication pagef1a6899601667c885f767ae1da181238695a2c1f58bdd2a794e46a10bc57a867
Manifeste9a9d2004c19fd039525d1ce3eaffd974e63ef5db0cdca1100602870b20a1453

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
SignatureOo42nvnnHp7l530KPUQeYNf5SK8UZJyYkGkH4EL8WhkJ6Mw1YWoASvZDFM495kKwJIkSIg7GFqfPqfufrHDQAw==
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

2026-09-17T11:06:02.114708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048035
observed f1a6899601667c885f767ae1da181238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.095701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048035/manifest.json
observed e9a9d2004c19fd039525d1ce3eaffd97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.076436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048035/publication.md
observed a55a144f7dd8475c8f7520ea3863fbfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.056853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048035/publication.txt
observed 973449822bba0fa9cb38d4a7b45263fa...
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.