OpenTechnical

OT-2026-000062437

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000062437) never changes.

Identity and time

Publication numberOT-2026-000062437 · never reused
Internal UUID01a0ae8c-0ac0-7522-880d-1bcf66ef9cb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062437
StatusPUBLIC

Content hashes

Canonical text0e64ad6cc041d12bffe55a76de0ec0e5fccc651d4dc7d9028d1859665b20373c
Markdown23460a217ad622c0f399cbb9f72fdc27c74c1239ee411042281ffda7f273faf4
PDF
Publication page34016a91ceb77b461e900ec658612b76a400c2839fb9d7a7e3b40de880cd7f9f
Manifest5b7631a47333002325b15dbcd015ae42c8d6181a7ebea18604ff934f4db97885

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
SignaturekuoI28EU2gNreq4oqaRh+Ret+uCvJMyFEa4hZSd82pfkB9sxweWpwx2dXwwE855jatseHtkOf/WWT8vkCt3dAw==
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

2026-09-17T10:39:46.571648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062437
observed 34016a91ceb77b461e900ec658612b76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:46.552701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062437/manifest.json
observed 5b7631a47333002325b15dbcd015ae42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:46.532866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062437/publication.md
observed 23460a217ad622c0f399cbb9f72fdc27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:46.513720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062437/publication.txt
observed 0e64ad6cc041d12bffe55a76de0ec0e5...
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.