OpenTechnical

OT-2026-000081681

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000081681) never changes.

Identity and time

Publication numberOT-2026-000081681 · never reused
Internal UUID01a0ae97-0f73-7c26-ba41-343517953e5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081681
StatusPUBLIC

Content hashes

Canonical text404dac25c1fc66937e81c78110d466a9fee1850dab6e62394bab43d4fdee88f1
Markdownd957b37a738515c5f8e6937298a901dd2b09ee3b047ce52bf387a07f524bca45
PDF
Publication page677630e8ce05a13bc9ee592216c015f23b49448d6e12e1c207ecc773ac5f83bb
Manifeste8b619954efd037ff81f274e5a83a678a2ac2edf751516cccb835301fe11b115

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
SignatureDZPKMNMhq7lWpG18VYNe/fhLIJjkWh4GgKkKsKlocHqyGm4FYFNDX5Dr0CO6hOSz2FsV3fXNkGo/OS6eLoMsBw==
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

2026-09-17T09:59:44.647997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081681
observed 677630e8ce05a13bc9ee592216c015f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:44.630703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081681/manifest.json
observed e8b619954efd037ff81f274e5a83a678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:44.613789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081681/publication.md
observed d957b37a738515c5f8e6937298a901dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:44.594639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081681/publication.txt
observed 404dac25c1fc66937e81c78110d466a9...
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.