OpenTechnical

OT-2026-000088868

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000088868) never changes.

Identity and time

Publication numberOT-2026-000088868 · never reused
Internal UUID01a0ae9b-8f11-7433-90c2-ba06ed27d404 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088868
StatusPUBLIC

Content hashes

Canonical text901ecdae1354e0530255cc90a3e1c19424952b014b19e34e4e7ad00f0f82877e
Markdown271fd14ae6b3a237c6b5605573a335801712d2e111375f9dff8d59a707600596
PDF
Publication page08cbc63c7343e152b0e3dad7401156f640659dd16cb867bf12a832c0462a5e81
Manifesta73a6f736bf2e6a8eafafe8e643af8a5b9ba67285a55ce58efcc082237b62d49

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
Signaturey6PTZS+MIR8eISDzYPOTvalj6SKC6b1DfcTreFDuia/hhNjuWLi+v5cnGTAC5tauv3HekuC0TIFlP+jy/AxNCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:15.870844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088868
observed 08cbc63c7343e152b0e3dad7401156f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:15.852329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088868/manifest.json
observed a73a6f736bf2e6a8eafafe8e643af8a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:15.834154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088868/publication.md
observed 271fd14ae6b3a237c6b5605573a33580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:15.815450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088868/publication.txt
observed 901ecdae1354e0530255cc90a3e1c194...
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.