OpenTechnical

OT-2026-000040406

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000040406) never changes.

Identity and time

Publication numberOT-2026-000040406 · never reused
Internal UUID01a0ae79-2701-7149-850f-d9cc6e6e5809 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040406
StatusPUBLIC

Content hashes

Canonical textae4e90f8262cfbd79c62dd0c554c44c73b3aaa51529781fb91872d2c23d0ca56
Markdown993a9cb595a836d0e781390f932ee5324ace7293fb9eea5498efed3e8ff7c61e
PDF
Publication pagea96db8dd7981c9a709f4f07de8c2f63161dfea565c42fb6d138629232f278b9c
Manifest6364997cd52bce790551775aa82d9301bfd02abde6ad96322ee22e0f59376eb0

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
SignatureGUl2BLne69HfVJu3fp1vzzWJGaC2tHTIfnQ3aq3lXJwzPjceoM0OAs1CnyfNVtI/N8PGWFQ3+6vrJXgohjhzBA==
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

2026-09-17T11:19:26.375436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040406
observed a96db8dd7981c9a709f4f07de8c2f631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.357270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040406/manifest.json
observed 6364997cd52bce790551775aa82d9301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.340694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040406/publication.md
observed 993a9cb595a836d0e781390f932ee532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.321190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040406/publication.txt
observed ae4e90f8262cfbd79c62dd0c554c44c7...
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.