OpenTechnical

OT-2026-000091362

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before 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-2026-000091362) never changes.

Identity and time

Publication numberOT-2026-000091362 · never reused
Internal UUID01a0ae9c-f16c-79b9-afbf-f84e19220051 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091362
StatusPUBLIC

Content hashes

Canonical text87d87b9cd352bcf9abba535ea175aad7c45e5f45a40deaed8c1fe8b5444d02d1
Markdownbe9f35aae6908b1e6ba0cf4e3511ea2368bdc3273dd2038c7bb9dbb95490e33e
PDF
Publication pagef6d7fa54499a2858145aa04068790182241404f8b249937ab8d529c499a6b5a7
Manifestf55f973d80ca3ca8ff389dcfb9ad84d68bcfe4bea4ad12aa3226a4752fa08fa2

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
SignatureiP9OUDvJHPHWX9WxLnMOeMFQ3YPd+XDTYM1bjcZYH7G7xLuYkCxNpncknCsJV2ryLmod7V2jSFJKF8RmrwePCA==
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

2026-09-17T09:43:34.736514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091362
observed f6d7fa54499a2858145aa04068790182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:34.718363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091362/manifest.json
observed f55f973d80ca3ca8ff389dcfb9ad84d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:34.698715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091362/publication.md
observed be9f35aae6908b1e6ba0cf4e3511ea23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:34.678115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091362/publication.txt
observed 87d87b9cd352bcf9abba535ea175aad7...
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.