OpenTechnical

OT-2026-000051925

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented before set-down, on a tool changer

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-2026-000051925) never changes.

Identity and time

Publication numberOT-2026-000051925 · never reused
Internal UUID01a0ae83-e78d-7f8f-bd6b-82ab1c80a533 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051925
StatusPUBLIC

Content hashes

Canonical texta3802d8e05c141448671eda7bdde92a14b30b8e813cb2f2fe7ec7d6f4dc63d37
Markdown7668b63593b9d84d3586e39ec6335ff83ebcbd81f8025fe12a9a78ba399f61a0
PDF
Publication page09c1d9250c70a7a119e42317716a32395b093b1be470fece89e86fc629c4762d
Manifest3fad744f4218ebffc236cc77c665865a5cbc93211250a51786c623ea308e805d

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
Signaturele9unjlNXhRQdqTjhXNZReVLXyoD3VuJdg3K0TM0Lsp/sZrZyhoDIPh23+4pa/k3Rip01hvuP9w31Fvxad91CQ==
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

2026-09-17T10:57:24.732040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051925
observed 09c1d9250c70a7a119e42317716a3239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:24.714039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051925/manifest.json
observed 3fad744f4218ebffc236cc77c665865a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:24.696277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051925/publication.md
observed 7668b63593b9d84d3586e39ec6335ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:24.677460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051925/publication.txt
observed a3802d8e05c141448671eda7bdde92a1...
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.