OpenTechnical

OT-2026-000088927

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000088927) never changes.

Identity and time

Publication numberOT-2026-000088927 · never reused
Internal UUID01a0ae9b-8f11-733a-8716-b8690c3daa08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088927
StatusPUBLIC

Content hashes

Canonical text6b2cd038fb5a217c3dbdefa4977aaf787095bcc17610ff05a98bfa898ff19d2f
Markdown0e916d7a46787f5780685cc61f05b2595037cc71901c55736f8b37198f5c771c
PDF
Publication pagee1dfa3720f190d0777be58385ab8483a00120b7a6521362a76094a47a8a5c2d8
Manifesta43d2b12057c76590cbe2e05f90ade117d2f37dd4ba3d20dc8376bc87346b4d3

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
SignatureW0NqD0XUZnIaMdWfAi5fZjDhHuJyiQeHLQnpxoWvXcgB9H/F2fruamHLWYnQeA51TbkqOz6hQweZWz1WMFKPBg==
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

2026-09-17T09:48:20.093268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088927
observed e1dfa3720f190d0777be58385ab8483a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:20.076549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088927/manifest.json
observed a43d2b12057c76590cbe2e05f90ade11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:20.059692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088927/publication.md
observed 0e916d7a46787f5780685cc61f05b259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:20.042354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088927/publication.txt
observed 6b2cd038fb5a217c3dbdefa4977aaf78...
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.