OpenTechnical

OT-2026-000060982

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000060982) never changes.

Identity and time

Publication numberOT-2026-000060982 · never reused
Internal UUID01a0ae8b-12f3-7c1f-9fa9-c2c17bb6568d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060982
StatusPUBLIC

Content hashes

Canonical text41f934a98dab44ab474d0bd28de85fbcf7be4a71ba176729cf59ea7f40241b32
Markdownf410ad8b85ef48535e3fc79886ce53c654e8a1254ff5e1d8781b2e11ca8133ce
PDF
Publication page1f160e59af9456d2d989e3e2315cc4ab0f7ddddedd5e82ded9fc3597ddce3a89
Manifestec8a7830cbb97b0efc1f99942ec8c3caf919b362f3d9c8321cb880941e65d14e

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
Signatureycg2b+YQsHj6UknBM/qpNL3OIK9EfTtE3ZjjlE9SBt5asprleXGEdKr6iYVDtE7QNofdGjfb9hQXODvnsS4PDA==
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

2026-09-17T10:42:16.010961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060982
observed 1f160e59af9456d2d989e3e2315cc4ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.993546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060982/manifest.json
observed ec8a7830cbb97b0efc1f99942ec8c3ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.976509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060982/publication.md
observed f410ad8b85ef48535e3fc79886ce53c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.957955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060982/publication.txt
observed 41f934a98dab44ab474d0bd28de85fbc...
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.