OpenTechnical

OT-2026-000052065

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000052065) never changes.

Identity and time

Publication numberOT-2026-000052065 · never reused
Internal UUID01a0ae83-e78f-7df5-b91f-ec4b5660b9bf · 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-2026-000052065
StatusPUBLIC

Content hashes

Canonical text4041a64d7bba4dc2ca070b926de0ed7daae866ef2010f620fecad0bdaea07d07
Markdown075ab4baec19d761384e92db0a3baa2669a95526b59544550869ace4a613801d
PDF
Publication page051958d1411a0c3015d254c30fddd43466d1014939420f96560e615b02235c71
Manifestbad58e32193124270a787ada470d04c6a9f7b071bd89adf1a47a7b4b4fe4fdd5

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
SignatureK4kws4Yq5OQpAAeuBdr5EybzAYw3dC3wK+0dwzfJPrbusFW7kNdW9aVKhneCLVNAcZ7JDtwohL7J4KYfxzQ3Cg==
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

2026-09-17T10:57:35.307646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052065
observed 051958d1411a0c3015d254c30fddd434...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:35.291913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052065/manifest.json
observed bad58e32193124270a787ada470d04c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:35.274787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052065/publication.md
observed 075ab4baec19d761384e92db0a3baa26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:35.258321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052065/publication.txt
observed 4041a64d7bba4dc2ca070b926de0ed7d...
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.