OpenTechnical

OT-2026-000061082

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000061082) never changes.

Identity and time

Publication numberOT-2026-000061082 · never reused
Internal UUID01a0ae8b-137d-7c2c-817a-0bf2e6db3ac2 · 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-2026-000061082
StatusPUBLIC

Content hashes

Canonical text68f1b26fc02516d7d60355fffa2ae60856cea69aebd07023db3c7cc1c860ac71
Markdown7b3b52350886b7d823b9a6f7dff4caa783c650556777cad6f5ed1d5ffed00aca
PDF
Publication page3834298823e71f757456475d8a377e425261810200a04a22d4a7aec2e6d1e7d9
Manifest6134e710b4934ba1fe99313166ce091b46cc10d87f17de0a0f1af2b3ee55e4ce

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
Signature3+5WGXY6o4x1ZABHV+4i0mmr/mDddzAdkisnIU1It79sFauYRConOB7/kVVZXk11t3zjmSUxEqh37EtMHuaKAA==
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

2026-09-17T10:42:26.737585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061082
observed 3834298823e71f757456475d8a377e42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.718116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061082/manifest.json
observed 6134e710b4934ba1fe99313166ce091b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.699406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061082/publication.md
observed 7b3b52350886b7d823b9a6f7dff4caa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.681417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061082/publication.txt
observed 68f1b26fc02516d7d60355fffa2ae608...
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.