OpenTechnical

OT-2026-000086092

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000086092) never changes.

Identity and time

Publication numberOT-2026-000086092 · never reused
Internal UUID01a0ae99-e82b-790b-b80a-4b69225eb9bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086092
StatusPUBLIC

Content hashes

Canonical text255d9f7d0b07aad3491a282f3aef6fc2755b03e8540705d6d42e0fb25c9f3219
Markdown12aad17d2fe025c98bf6404eea8a14506c847487c624d79f7d1b64619849b59b
PDF
Publication paged8ceccfe7848fb65d7f51c1b8de05c449e90a000dd612f63ec573362e2fad2e7
Manifestb3c4dfd7662036dd18feef7a1e8253ce81410d9fa177f9e904640f73c4a9b30c

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
Signature8DT3Mc4jRFbsEi6IIERlA42xW4VfIoM6Nqkh6XuE8Lb6q9gWymyeGs6cXD6hOI4O9vqcYfZsirI5If3woqm1Aw==
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

2026-09-17T09:53:44.363915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086092
observed d8ceccfe7848fb65d7f51c1b8de05c44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:44.343698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086092/manifest.json
observed b3c4dfd7662036dd18feef7a1e8253ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:44.322196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086092/publication.md
observed 12aad17d2fe025c98bf6404eea8a1450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:44.302307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086092/publication.txt
observed 255d9f7d0b07aad3491a282f3aef6fc2...
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.