OpenTechnical

OT-2026-000030263

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000030263) never changes.

Identity and time

Publication numberOT-2026-000030263 · never reused
Internal UUID01a0ae73-e500-725e-af9c-046f02ee9586 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030263
StatusPUBLIC

Content hashes

Canonical textb2598b194d2377989d0c1e3cb5bf771339e0578172ad6d57e00faa69993e9188
Markdowna306617018e5243bf1001baf64f4dcd1ce10dd7b059a9cf9219fce49c3f2a969
PDF
Publication pageb000820da17a1cc73ddb9baa26979e3d9dcc7dca40b2cbc8f58815dc108fbc71
Manifestc1a0175531d0f15821c7bac95089159b135134ba1bd28a74a1ada91177a62a93

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
SignatureyHfMjiM3TT0rusSsANmvRhXbhYgtvSZWUBsxJdCfzor5miRcr1p6urbDzlJHFttp6F1nclUkfb/8Ur+fqRUcCQ==
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

2026-09-17T11:40:45.583226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030263
observed b000820da17a1cc73ddb9baa26979e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.566572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030263/manifest.json
observed c1a0175531d0f15821c7bac95089159b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.549407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030263/publication.md
observed a306617018e5243bf1001baf64f4dcd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.530392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030263/publication.txt
observed b2598b194d2377989d0c1e3cb5bf7713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.515592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030263
observed b000820da17a1cc73ddb9baa26979e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.498291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030263/manifest.json
observed c1a0175531d0f15821c7bac95089159b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.479159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030263/publication.md
observed a306617018e5243bf1001baf64f4dcd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.458111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030263/publication.txt
observed b2598b194d2377989d0c1e3cb5bf7713...
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.