OpenTechnical

OT-2026-000092009

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump 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-2026-000092009) never changes.

Identity and time

Publication numberOT-2026-000092009 · never reused
Internal UUID01a0ae9d-43bc-7218-92da-845372fc14fe · 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-2026-000092009
StatusPUBLIC

Content hashes

Canonical textcf46b9a93e55c021a9f35e53d6c64d1c4f1ccdb5ad1d883bf122c070277ac021
Markdown54a3f5acb2b5d64ad3f0b5cc66ffddefcfa145ece599b4e650e0d463a222ead4
PDF
Publication page9078590dc73b5f9a7cc33a358dee8f9c83b92339c18cc181fc91d5700fb21503
Manifestac5a2a7a6ebbc64ad260e460fd317461974d1caf8fecd1d5dde39c32dc4d4e53

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
SignatureICznKHm0f2XpfKcVDbjyG1svg8VmAj9KZw9uTthV/1GNDc6lrDXn3qq1tMbZ5u7ZzDngX2AWIcSVq9tWbQTEAQ==
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

2026-09-17T09:43:01.821087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092009
observed 9078590dc73b5f9a7cc33a358dee8f9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:01.713511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092009/manifest.json
observed ac5a2a7a6ebbc64ad260e460fd317461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:01.643721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092009/publication.md
observed 54a3f5acb2b5d64ad3f0b5cc66ffddef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:01.606603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092009/publication.txt
observed cf46b9a93e55c021a9f35e53d6c64d1c...
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.