OpenTechnical

OT-2026-000039468

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000039468) never changes.

Identity and time

Publication numberOT-2026-000039468 · never reused
Internal UUID01a0ae78-9675-7dfa-ad44-c5f3d6a0d276 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039468
StatusPUBLIC

Content hashes

Canonical textfe38785de92450f6d35b19803bc81aeafed12ad8fe403636e39798e4675bd71f
Markdown32fcc53c5f0cb3906c26942bb53b3d9fc36f02c0807f6a1f3396af29e4f3bf08
PDF
Publication pagebde941c40f70766f8495834d1c8017a54efedf21cf43f51503361e94f0afb21e
Manifest74b804ee3dffb670ade3c1df25fa337401ac907521c3bc5dbdf2753400ce00a4

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
SignaturejMbPWSoq5Lkv4Pt5eAeEnrnXRkD6+7KecE9492Z4saE0+nAmk+OOOaPObWMYH2H/5aOnJNSiGFUb5Y+kPTJdDQ==
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

2026-09-17T11:21:05.463032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039468
observed bde941c40f70766f8495834d1c8017a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.446940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039468/manifest.json
observed 74b804ee3dffb670ade3c1df25fa3374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.429119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039468/publication.md
observed 32fcc53c5f0cb3906c26942bb53b3d9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.411887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039468/publication.txt
observed fe38785de92450f6d35b19803bc81aea...
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.