OpenTechnical

OT-2026-000056653

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000056653) never changes.

Identity and time

Publication numberOT-2026-000056653 · never reused
Internal UUID01a0ae87-7af6-730b-9b2b-b4962872ee2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056653
StatusPUBLIC

Content hashes

Canonical text5098b3cf1e683ba1d356ca980804e298647559649c5ad265d9f7a39ee54dc6ba
Markdownfd571daafb9b9e747f28fd7a15d8d55d835f679293cee4bf7ac22a21089c6798
PDF
Publication page36ada38a9014fcb0e0013bbd190972fbffd786f2a17112ccde9204fef6d1e963
Manifest7dca42005f75b7a6e2882d2b2f2dba5491fc21d4e56e8c7e636f471d38ce98bb

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
SignaturehCjmjZyzR+I2eMVAmOJpOYHuPKxOWCh1uw+RuM/nhnwLiJjl7WBIU1BC1Uqm3yasl4uFAu0lWcPkH0JJUtaeDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:01.083286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056653
observed 36ada38a9014fcb0e0013bbd190972fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:01.066780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056653/manifest.json
observed 7dca42005f75b7a6e2882d2b2f2dba54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:01.049328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056653/publication.md
observed fd571daafb9b9e747f28fd7a15d8d55d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:01.030069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056653/publication.txt
observed 5098b3cf1e683ba1d356ca980804e298...
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.