OpenTechnical

OT-2026-000093587

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single 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-2026-000093587) never changes.

Identity and time

Publication numberOT-2026-000093587 · never reused
Internal UUID01a0ae9e-508b-7d96-bea0-fb7ba8cd3b51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093587
StatusPUBLIC

Content hashes

Canonical textbfe236056fea1257c97fdb67f56d74e8be0d0620e579364609082e9b492f5ec4
Markdown1083420fc0a38f8ce1b76b947e540f4446c5d90afb33f61ac0a0b9aeeba98261
PDF
Publication pageb16fd1010be979143e7c8a310aa9498504a66247d0ce8871edc434a28228a4f2
Manifestd7a2e5a66649da9a14485dd40e7e7a58f59d14e947ee02ab1326d3858a8c88f3

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
Signature2X52iaQNLf4cNFRHQO0cxYA/EUtmWiN4u8z5gNuQjIqhImEtORw/AQtw918APlDsOaTs0vlYLuI8l9TX4PfTAg==
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

2026-09-17T09:39:37.482722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093587
observed b16fd1010be979143e7c8a310aa94985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.463436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093587/manifest.json
observed d7a2e5a66649da9a14485dd40e7e7a58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.444215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093587/publication.md
observed 1083420fc0a38f8ce1b76b947e540f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.423148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093587/publication.txt
observed bfe236056fea1257c97fdb67f56d74e8...
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.