OpenTechnical

OT-2026-000085362

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000085362) never changes.

Identity and time

Publication numberOT-2026-000085362 · never reused
Internal UUID01a0ae99-aaaa-7054-b5bb-1b9918209ff7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085362
StatusPUBLIC

Content hashes

Canonical text6b52b67cc19c68cc23979f5a6fb7e2bcbc3f5ab8b4a6d30a406642bfe0797366
Markdownc10460a25986fad53c9c143478d20a370e404422514fb7734d7873ddcb9f4e28
PDF
Publication page2f22419a8fc658b081b8285641e38253e767f7315000b0fb070c14435c462b19
Manifestd7cbec2bb4fbf3cffb92f8e94d900013c19eb57a8713f6b34fe98e27d08a3abb

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
SignatureV5x5hZOgknQnLfEAutaAB/Yiq1e0JYkpm4k/74ak+tv4AovxSiXOKf0MP3rMXbGzHdr6LRlJRHpDfUcib3caAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:05.705213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085362
observed 2f22419a8fc658b081b8285641e38253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:05.686449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085362/manifest.json
observed d7cbec2bb4fbf3cffb92f8e94d900013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:05.668740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085362/publication.md
observed c10460a25986fad53c9c143478d20a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:05.652971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085362/publication.txt
observed 6b52b67cc19c68cc23979f5a6fb7e2bc...
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.