OpenTechnical

OT-2026-000051849

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000051849) never changes.

Identity and time

Publication numberOT-2026-000051849 · never reused
Internal UUID01a0ae83-7c84-7b0a-b3f5-d03190302dab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051849
StatusPUBLIC

Content hashes

Canonical text344857ef679acb699a624c7558fb3068d4379c5ffce5b1bba0c20975a3210d1e
Markdownd5137550decb09030be407c8462ca34610a70e0e5ab4e30676fefdf5d8ef473f
PDF
Publication pageb0d070f86a14850c90068d10a8ec442ec8cb0804931d573f61e31e15a4ae2390
Manifest340a20aec6feea7d9bc2c4c82201dad2fddf1ae79847d758e24394a92c7916c5

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
Signaturem26Vq+u4xlGgKTzqZBSg/wAerh8zJTZbohyonSHIWhzOvFdXFQfAqxmDaE5gyHr6tuDLmOKTILVvvpsHtKWZAQ==
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

2026-09-17T10:58:46.763892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051849
observed b0d070f86a14850c90068d10a8ec442e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:46.748322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051849/manifest.json
observed 340a20aec6feea7d9bc2c4c82201dad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:46.723776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051849/publication.md
observed d5137550decb09030be407c8462ca346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:46.697373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051849/publication.txt
observed 344857ef679acb699a624c7558fb3068...
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.