OpenTechnical

OT-2026-000057182

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented before set-down, on a tool changer

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-2026-000057182) never changes.

Identity and time

Publication numberOT-2026-000057182 · never reused
Internal UUID01a0ae87-d5ba-7bbc-96ca-5a6ecccbe4a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057182
StatusPUBLIC

Content hashes

Canonical texte6a05e7f5d049ad9ad9a838fc1cb68359a9aafd608a10f6684cd9ee17d049afb
Markdownd46ceadadf1c95cb1df8301022317eb0f67e6eea07b9d4de7779688c33e5fd67
PDF
Publication pagec6d4301c862b11d9a69ba92e072370af3fc7e54f2d6bd4234ff06948f4b37563
Manifest23cb52405f3158e4abcf03e8cfb85e45c91344fe2b875d1b8ba0983b32445bdc

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
Signature45B3rOeZuAeLRgsQX4EIf4NEXLAqfEgWs6ZTlS/HppqpVocwNSiFzW+oQY9mo/gbpPFBPiBZqq112n7+rduGDA==
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

2026-09-17T10:50:11.998882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057182
observed c6d4301c862b11d9a69ba92e072370af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.979642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057182/manifest.json
observed 23cb52405f3158e4abcf03e8cfb85e45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.960052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057182/publication.md
observed d46ceadadf1c95cb1df8301022317eb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.941700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057182/publication.txt
observed e6a05e7f5d049ad9ad9a838fc1cb6835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.390956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057182
observed c6d4301c862b11d9a69ba92e072370af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.373863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057182/manifest.json
observed 23cb52405f3158e4abcf03e8cfb85e45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.355604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057182/publication.md
observed d46ceadadf1c95cb1df8301022317eb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.337227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057182/publication.txt
observed e6a05e7f5d049ad9ad9a838fc1cb6835...
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.