OpenTechnical

OT-2026-000044656

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, pulsed blow-off after 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-2026-000044656) never changes.

Identity and time

Publication numberOT-2026-000044656 · never reused
Internal UUID01a0ae7c-39da-75f0-9e6b-d2fdcf7917c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044656
StatusPUBLIC

Content hashes

Canonical textf7585068c5e93e2240e2c57fb931bcadeea159808394428ca53125d2c9d620bd
Markdowneff293b1a64946e7bade0acb9cbe2aad8aed8d4206e6915f3b9e918145b9a3e1
PDF
Publication paged9d75caebf65b4b76ec6cb621f55c6014e35e980c1e4924c21a4c8d4f21a1bb9
Manifeste125c4aa54ba1f7e88997c42382ece614bc927f4ca4b6c645fc622b7dd3ffeae

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
SignaturelkH+M9jdWhMhB8aP3R69obf4SfS6NpaSIy9tRqZTqE5E84AAKNvjrJLIu0GivIQqycWJ9YlmexM5m8O7OqydCQ==
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

2026-09-17T11:11:54.179548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044656
observed d9d75caebf65b4b76ec6cb621f55c601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.162037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044656/manifest.json
observed e125c4aa54ba1f7e88997c42382ece61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.144218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044656/publication.md
observed eff293b1a64946e7bade0acb9cbe2aad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.127069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044656/publication.txt
observed f7585068c5e93e2240e2c57fb931bcad...
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.