OpenTechnical

OT-2026-000026008

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000026008) never changes.

Identity and time

Publication numberOT-2026-000026008 · never reused
Internal UUID01a0ae71-a83f-7e94-a324-f3bc79fb73ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026008
StatusPUBLIC

Content hashes

Canonical text0237a43ed111c531bac2fcb68533fce1efb1beb1e0c13c36bedf551d95a14621
Markdown4f4e7916d3559866a1223118005024a7fe7f49801b641ad7f267d39a81cd40cd
PDF
Publication page30cbbc92995afa7c9258999b79c667d023da8ddab1a2d8032bfb9eee312cfc5e
Manifest681c6c2cfc416e981208c4a1c76996d7f4a60e745da93b3f8d524752ff06267a

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
SignatureBAYKgcubfR9JdqP2LMj8S/wkdCOw5u7W9LJ768m580eqtQUvzx8H/0E7AqrcJbpDiWAXgU8vpCLhJwGUlbxoBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:23.191655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026008
observed 30cbbc92995afa7c9258999b79c667d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:23.175636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026008/manifest.json
observed 681c6c2cfc416e981208c4a1c76996d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:23.158604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026008/publication.md
observed 4f4e7916d3559866a1223118005024a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:23.142945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026008/publication.txt
observed 0237a43ed111c531bac2fcb68533fce1...
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.