OpenTechnical

OT-2026-000064964

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000064964) never changes.

Identity and time

Publication numberOT-2026-000064964 · never reused
Internal UUID01a0ae8d-debe-7893-9828-4fe7afdb46d3 · 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-2026-000064964
StatusPUBLIC

Content hashes

Canonical textb92c411e5713afe9341b7c5a64a5051f8dea2a187388b9154dfa96de0085b948
Markdown3c4244a471ec7dc5ee3d54a8fb66f51488f3abea7d266a88c69f40d5c33585e9
PDF
Publication paged378464ca10ac1cfb7c74ab80d5cecd5c572120ec8afcd321383905730352b66
Manifest3ea4d41ce640f8de12de54a6532179c88d56f43d22d653c5ec64fcc53b564fb1

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
SignatureI8M65hnJiCcnLfBR0mxFh/bbxnSbtOQGhfSTgy3XkjnSbwtYuoE6N840tA1MtnX+3fIhwMpWsAdQnvT/yxQaCQ==
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

2026-09-17T10:35:54.516662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064964
observed d378464ca10ac1cfb7c74ab80d5cecd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:54.500424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064964/manifest.json
observed 3ea4d41ce640f8de12de54a6532179c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:54.483774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064964/publication.md
observed 3c4244a471ec7dc5ee3d54a8fb66f514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:54.467660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064964/publication.txt
observed b92c411e5713afe9341b7c5a64a5051f...
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.