OpenTechnical

OT-2026-000056606

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000056606) never changes.

Identity and time

Publication numberOT-2026-000056606 · never reused
Internal UUID01a0ae87-7af5-7e62-96b8-79d409fb76f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056606
StatusPUBLIC

Content hashes

Canonical text07ff94bfc3a047a918897efb226ddac59ea2e0625c10bd31887c22aaead8e34e
Markdowna7700af22cb65b94cbcd2e9bade88d3b29ceb4d7ed04102ae91c8ccd1aabb75f
PDF
Publication page9adfedea2b12582c44293a395d274c172a871bc70721e9dabf20cad79dc5e4b8
Manifest366e9a0b8cadad95de7ba8996dc4fcd396d5d4fa8effa643da9e139018c7c7f8

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
SignatureHjIV2ktXnif3l/RbkA12bbtt73uoJ+WmtqONIjySC0vsMBYpsQB2slsy3B07rCvRKgevqbjUMXDoVH1e8p+9DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:57.402656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056606
observed 9adfedea2b12582c44293a395d274c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:57.384739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056606/manifest.json
observed 366e9a0b8cadad95de7ba8996dc4fcd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:57.365952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056606/publication.md
observed a7700af22cb65b94cbcd2e9bade88d3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:57.348034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056606/publication.txt
observed 07ff94bfc3a047a918897efb226ddac5...
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.