OpenTechnical

OT-2026-000092085

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000092085) never changes.

Identity and time

Publication numberOT-2026-000092085 · never reused
Internal UUID01a0ae9d-43bc-7791-b4bd-f75c7c05850a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092085
StatusPUBLIC

Content hashes

Canonical text9847c604a8a93c67371ece2616c5ec9b0b591c4c42edac0c26001c0791c2b127
Markdownc8769a0d98804eafde5c0536e86ad7b1f255468aba4eae81485ef8b023f06ecf
PDF
Publication pageb128c2b56925d5b00061d6abfca35c01cba7fc718839d830aeb11c97dcf07418
Manifestfee3a21f9fc6e3425395963c4a6b754605e55f10724629a65f5fd6217c67f098

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
SignatureWaZyDBXiH9+iwR0dEX6cIKQK5qE8ZWTZdOxPHzaPC30E57F8D/oPB8ihrIjS7qN4xgOTFNGfIH8Sr2FF8ZPKBw==
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

2026-09-17T09:43:11.502251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092085
observed b128c2b56925d5b00061d6abfca35c01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.483007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092085/manifest.json
observed fee3a21f9fc6e3425395963c4a6b7546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.465553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092085/publication.md
observed c8769a0d98804eafde5c0536e86ad7b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.446773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092085/publication.txt
observed 9847c604a8a93c67371ece2616c5ec9b...
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.