OpenTechnical

OT-2026-000061887

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000061887) never changes.

Identity and time

Publication numberOT-2026-000061887 · never reused
Internal UUID01a0ae8b-b8ad-74b1-9679-9f9faf6653bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061887
StatusPUBLIC

Content hashes

Canonical text89abd535a6d840de17d816f326fdb7ff09d8d90a9cf08311b18ca19e5c5e8fc3
Markdowna36e522459b44b5b58c5b79d9a2a18c15cc3cec4a7c548bc96fe6ccb459cd038
PDF
Publication page4a92f655d2098b1092cddc73a37940706561d1d1bd9a156299f9ccb33f9b86dc
Manifest2d9e48982665b862ec406fd9aba90d81f337ece645f7c179ac8740494d3a014d

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
SignatureDYl+cz/7d1lk6qm8n+MU24EPe+gqTN99L/liOovWM3GJMGCCwBVUbO2Fkr42Uedd10SeXDNlY8bo8SnJToFiDA==
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

2026-09-17T10:40:45.322524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061887
observed 4a92f655d2098b1092cddc73a3794070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:45.302076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061887/manifest.json
observed 2d9e48982665b862ec406fd9aba90d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:45.282881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061887/publication.md
observed a36e522459b44b5b58c5b79d9a2a18c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:45.264078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061887/publication.txt
observed 89abd535a6d840de17d816f326fdb7ff...
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.