OpenTechnical

OT-2026-000074035

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000074035) never changes.

Identity and time

Publication numberOT-2026-000074035 · never reused
Internal UUID01a0ae93-2b8f-76f3-a254-23998a2756ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074035
StatusPUBLIC

Content hashes

Canonical textbde295dacfb790683b40cdbf8a3248d91aa262ee200c895b4034bbac60c0e539
Markdown4d74e06068341ab229d43abfb4945a1eaffd4e34eefd5e0cb7d80e679cc38b63
PDF
Publication pagedc8400378453d1e69b5359612003cf0ca6f67bb779843319af2fbdb4d14fe78d
Manifeste0bed75cae39a5a2637276fad36d572fdda57bfcb8f4b5c0de7c1a155c2e2c17

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
SignatureYswr/aMDSnFyXmGQJTdxgT6iVn+lQ8s46kU4k6GjrD77vBfax0h12TkSR9vssUiTnzJ3CizpSbKD3lIDnFxUDg==
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

2026-09-17T10:19:58.875724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074035
observed dc8400378453d1e69b5359612003cf0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:58.855704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074035/manifest.json
observed e0bed75cae39a5a2637276fad36d572f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:58.826514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074035/publication.md
observed 4d74e06068341ab229d43abfb4945a1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:58.796507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074035/publication.txt
observed bde295dacfb790683b40cdbf8a3248d9...
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.