OpenTechnical

OT-2026-000086659

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000086659) never changes.

Identity and time

Publication numberOT-2026-000086659 · never reused
Internal UUID01a0ae9a-2c99-75bd-aece-450ae8c7500e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086659
StatusPUBLIC

Content hashes

Canonical text31ba477fb1477c11889c97d922c47b85ed96c285f01bb75a1f01e49d2cf34cbd
Markdownbffab681a95d8bdbea08e567a50438eaa7600843fa18251adf23311f3af5023b
PDF
Publication pagec5b3e4366b39ea9dc1ad8fef7936e56f16e5fde20ec09fcbae3025132d6e19b5
Manifest149fd71ae43712edc4edae636e9748097e699c761e26d791e2c430a0438afb56

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
Signature9DxJOJ9v1aga4fQJAFm5RYJ+QInJKTyaQwjqD+ZqMpKCCEL0BFzoQpmDQKB5pYTJmlqG7oHP6gI/K8ELQhF2Ag==
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

2026-09-17T09:52:31.375149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086659
observed c5b3e4366b39ea9dc1ad8fef7936e56f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:31.358424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086659/manifest.json
observed 149fd71ae43712edc4edae636e974809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:31.340305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086659/publication.md
observed bffab681a95d8bdbea08e567a50438ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:31.322634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086659/publication.txt
observed 31ba477fb1477c11889c97d922c47b85...
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.