OpenTechnical

OT-2026-000044988

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, pulsed blow-off after set-down

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-2026-000044988) never changes.

Identity and time

Publication numberOT-2026-000044988 · never reused
Internal UUID01a0ae7c-911d-7438-98d7-397535d3f69a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044988
StatusPUBLIC

Content hashes

Canonical text6b4b702c9327624fa56c22578573b5c36f5900ef9e6d5ab613414643ab15a361
Markdownd5d29ce5a4058ebebeb07c7f63d71f581a34a1cf9e2ef76eeacea7ce1fe16df5
PDF
Publication page6238a4ad93d28d5c672a63b99ece3d959b25f901982bdc60b69a3bd6b61bf7fa
Manifestc2e9907235586d021d3fc01e972202447bd980558e797b5730a0fdc9749b56d6

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
Signaturewt3gH80m47adMDbMHLQJQNcZnmAN57PKTjDxATptJRb5mPtW9909oKr4mi/ol6XpmKQqn1VFV2yvsQUMdHf8CA==
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

2026-09-17T11:11:40.817958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044988
observed 6238a4ad93d28d5c672a63b99ece3d95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:40.799711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044988/manifest.json
observed c2e9907235586d021d3fc01e97220244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:40.780554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044988/publication.md
observed d5d29ce5a4058ebebeb07c7f63d71f58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:40.761672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044988/publication.txt
observed 6b4b702c9327624fa56c22578573b5c3...
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.