OpenTechnical

OT-2026-000023284

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000023284) never changes.

Identity and time

Publication numberOT-2026-000023284 · never reused
Internal UUID01a0ae70-7267-7d5d-a507-f4e24870a875 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023284
StatusPUBLIC

Content hashes

Canonical textde58124a7fbb4fc294301fcd207fc7d163e4079a03e24f15e0cf63d195a80cb5
Markdown4a3993bd8dea718d1115a09ed58a4b3672c4c6d696df53e6d3c5d7a6736decff
PDF
Publication pageeda63db19616f5998533f746cb638f9641db18fbf245f5c7f924e0144ea10176
Manifest872e44bc2d31abb054e163d18099b3c9e2cf0f42b44c5fefb28f5aec039ee89e

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
SignaturetHoi5L5weoFihNZYXdI1IPuwiy92yLKPa5eOKYTeyD54fxGER6NI4YjC1aEpRdHeO1hs2bvdQtTLx57wsNE2Cw==
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

2026-09-17T11:51:21.659102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023284
observed eda63db19616f5998533f746cb638f96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.640169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023284/manifest.json
observed 872e44bc2d31abb054e163d18099b3c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.621437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023284/publication.md
observed 4a3993bd8dea718d1115a09ed58a4b36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.600467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023284/publication.txt
observed de58124a7fbb4fc294301fcd207fc7d1...
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.