OpenTechnical

OT-2026-000064760

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000064760) never changes.

Identity and time

Publication numberOT-2026-000064760 · never reused
Internal UUID01a0ae8d-deba-7df7-9428-4e1d301eaf29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064760
StatusPUBLIC

Content hashes

Canonical text597c595abe411da820299754c47e060a3b26f17438f45ad50cf7c13591d34343
Markdown44d524c387a06e4a9d8f8d387531ed1fba6d4612ef8cc307499106553b3d6f94
PDF
Publication page1b7dc63e8df6bb2656b02e3ef78cc388499b185b729e71342a1b543442a287b6
Manifest5f78af1f355b5375612210cd460e4c87ddb5eb667edc837ee2f051d5e9c4190a

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
SignatureG3ZpOJUmuXCMtA/07EaTewTsK+2wXV1qFcL7oUSFCefxzHm4Wz95n20tt57oqCRsCsxjO5AKJUIF74Wp6mAJAg==
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

2026-09-17T10:35:38.729720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064760
observed 1b7dc63e8df6bb2656b02e3ef78cc388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:38.708059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064760/manifest.json
observed 5f78af1f355b5375612210cd460e4c87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:38.689597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064760/publication.md
observed 44d524c387a06e4a9d8f8d387531ed1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:38.672662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064760/publication.txt
observed 597c595abe411da820299754c47e060a...
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.