OpenTechnical

OT-2026-000099014

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold 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-2026-000099014) never changes.

Identity and time

Publication numberOT-2026-000099014 · never reused
Internal UUID01a0aea2-8287-756f-bb28-81e13a1e7986 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099014
StatusPUBLIC

Content hashes

Canonical textcfd37d9c98a77da7bc10b6cb4dd97e74d5736741c110ea952227b0748f391720
Markdownb3264bcee20d7eff533195767f6440ec87aa46dba352d213a9fa86cafca0bded
PDF
Publication page8256365c889a5e3056ba138881195ea1eb33ca6e7d6f4ab834becc493b08814f
Manifesteafd71a20b3603ad66eca72310f9066f3490570d0e01eae7d022e1f61b2d4d3d

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
Signatures4CFpIYNL8cLLOZtJMFoQiJhBS1K7U2tFwkn/no0lx8rUw7H6rc89XgjzjDdeFVdUqyZjR/xaJBBgWNl8GCGCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:06.104216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099014
observed 8256365c889a5e3056ba138881195ea1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.085478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099014/manifest.json
observed eafd71a20b3603ad66eca72310f9066f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.068535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099014/publication.md
observed b3264bcee20d7eff533195767f6440ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.049371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099014/publication.txt
observed cfd37d9c98a77da7bc10b6cb4dd97e74...
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.