OpenTechnical

OT-2026-000044078

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off 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-2026-000044078) never changes.

Identity and time

Publication numberOT-2026-000044078 · never reused
Internal UUID01a0ae7b-d67a-7169-8e9b-e828ebdc5840 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044078
StatusPUBLIC

Content hashes

Canonical text112011bae42ca2ebb3dbac38857af830da96d6415713924ca2a1e73bb2fc6874
Markdown4d6740ac731e64390fb9ce16e4ada10cdaf907dde271cd794ead7c2490974af6
PDF
Publication pageffbb880fe1fff419085e57814a8dbccff66577c99fd08de48ee347359915c8af
Manifestbc01825cc9ea0b052a88e67525a82f7d9e907a3f5773f1118e722c70712121bf

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
SignatureMSNTW/mvSTd1l7tRNQ/FnEXJYZG37Ee0HerQCDXWajH0F+pY0lkiYeKp0PZasJZiKZk2IKE8nXsPhj4AedX5Ag==
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

2026-09-17T11:12:28.820835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044078
observed ffbb880fe1fff419085e57814a8dbccf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.801984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044078/manifest.json
observed bc01825cc9ea0b052a88e67525a82f7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.783919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044078/publication.md
observed 4d6740ac731e64390fb9ce16e4ada10c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.766374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044078/publication.txt
observed 112011bae42ca2ebb3dbac38857af830...
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.