OpenTechnical

OT-2026-000060725

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, vented after 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-2026-000060725) never changes.

Identity and time

Publication numberOT-2026-000060725 · never reused
Internal UUID01a0ae8a-b7ce-79ab-8936-4e50f02b7784 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060725
StatusPUBLIC

Content hashes

Canonical text818b8eae8b54ee13aee6cdf810ee97eafa182010b45bb1be193f910c56ddf55c
Markdown50a48bab49da36a87e85600393966d4db0d0fb12d9a9a0a60bf95773872c6a28
PDF
Publication page9f805eac1ae5969ed8ced0417523343021b69529a3ec85467fdc0923d43dd4ca
Manifest1eaf774a086d74b91283a354e368c31661c6131562645eaf358da562a83d58dc

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
SignaturesmUPE+VRc92dnFRYGetLm4dK9G1cV8L7jwxim2olmaHCvg0MHHTdzdxkTf3xnYjeyanK8Vtc6mNBgkExWjmnAQ==
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...

Independent retrieval

2026-09-17T10:43:27.402589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060725
observed 9f805eac1ae5969ed8ced04175233430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:27.381843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060725/manifest.json
observed 1eaf774a086d74b91283a354e368c316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:27.365292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060725/publication.md
observed 50a48bab49da36a87e85600393966d4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:27.276282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060725/publication.txt
observed 818b8eae8b54ee13aee6cdf810ee97ea...
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.