OpenTechnical

OT-2026-000052653

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000052653) never changes.

Identity and time

Publication numberOT-2026-000052653 · never reused
Internal UUID01a0ae84-573c-7995-bdc3-0a3a72d755d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052653
StatusPUBLIC

Content hashes

Canonical text889f99de2cb88fc06f1ce8f6d0cbdf7b2535ff81a958ca136465e593d99a3053
Markdown1cd74328acae49a47fd2b3a339d1a8a36610688eca8fe839f50d92f2adb5fa16
PDF
Publication page460b801f0c3418a0fe3ffe8bb735f46570e6d2c5fa741a51cf5aa1e0d90aec8b
Manifest132ea64bc94eabf4630863b514fd3a81db04ba3a546fc12308ddd41ef0677c06

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
SignaturejPl84s/xJr+SGvVOaWpyM96EB1OytySkW00CKnLVrtlrRzR2/lh0dezwrvX3AnZU+bCSy/VBISlPBJdqoKMRCw==
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

2026-09-17T10:57:20.099839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052653
observed 460b801f0c3418a0fe3ffe8bb735f465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:20.081197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052653/manifest.json
observed 132ea64bc94eabf4630863b514fd3a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:20.062724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052653/publication.md
observed 1cd74328acae49a47fd2b3a339d1a8a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:20.043700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052653/publication.txt
observed 889f99de2cb88fc06f1ce8f6d0cbdf7b...
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.