OpenTechnical

OT-2026-000086955

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000086955) never changes.

Identity and time

Publication numberOT-2026-000086955 · never reused
Internal UUID01a0ae9a-80a5-74e4-8dbb-6573dbb42b13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086955
StatusPUBLIC

Content hashes

Canonical text7839715d2b70644790bbf7274da77cdc5a0cdff34695e5a20087c9c4c5ea4db9
Markdown994c88355d1440f82517052965db3a6cdeb47c506f2a3cead8401bec397393a3
PDF
Publication page0c2027d98222ec994b5c82f401dac65a23325006d6edabdb7fa756a660dc3ee3
Manifeste253382c48712c4978705c07d8369e34d67bf705ada63f695ae2d88c92cf1d53

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
SignatureZgD0CTPDq/EMj5BIZ+fiRIO6eaLVixOJJYM1LrBKxkhJwP4VNlipqDQX1xJd/SCnPrd/wBV0bukxC5IX+NkYCQ==
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

2026-09-17T09:51:51.041435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086955
observed 0c2027d98222ec994b5c82f401dac65a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:51.024463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086955/manifest.json
observed e253382c48712c4978705c07d8369e34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:51.005827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086955/publication.md
observed 994c88355d1440f82517052965db3a6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.987178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086955/publication.txt
observed 7839715d2b70644790bbf7274da77cdc...
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.