OpenTechnical

OT-2026-000051969

Publication integrity record

Three cup vacuum gripper, three 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-2026-000051969) never changes.

Identity and time

Publication numberOT-2026-000051969 · never reused
Internal UUID01a0ae83-e78e-7d34-8165-16b0be955b49 · 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-2026-000051969
StatusPUBLIC

Content hashes

Canonical text240535f8937446403fdc79cb143faca4c6d0208acc3b9b645c3d778434832140
Markdown18024e4ac4d3557fb53c510039fc369044b40ce2472091112cc5f7d74e1cd26a
PDF
Publication pagea54c88a64de7fffd28eac8f5cbee15ffd8da8b75cdaf63807b30e9e056e06b4b
Manifest0293f9825e0baf6b044ffec3a3183895c0370e84b430f97c9bc65d4d34d4a9b6

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
SignatureIU1lME6D6TBOdkMw8PS8id3avQ8ABUTEzvyk6hA67T5PxeGMA1ukLs96t4BNm2XYX0gaY48GtkS0x7nxvqJbAg==
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

2026-09-17T10:57:28.131541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051969
observed a54c88a64de7fffd28eac8f5cbee15ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:28.114282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051969/manifest.json
observed 0293f9825e0baf6b044ffec3a3183895...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:28.063768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051969/publication.md
observed 18024e4ac4d3557fb53c510039fc3690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:27.999287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051969/publication.txt
observed 240535f8937446403fdc79cb143faca4...
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.