OpenTechnical

OT-2026-000032216

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000032216) never changes.

Identity and time

Publication numberOT-2026-000032216 · never reused
Internal UUID01a0ae74-f7a7-71de-b77b-c071a7e1a253 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032216
StatusPUBLIC

Content hashes

Canonical texte5158443be53b118f7d4f635010ed6642be33fee3bc9792619c41e052dda1046
Markdown73ba4ca190a10c8c7eca50b74a16b5e8ea3c930552f679dd139351525c7214c9
PDF
Publication pagebdb43977354da164d34741247ec1f2670681c662156ae698fef730643c1e8306
Manifestfce5707795a36ed517e14fda0384daf1cf0c5b2e5c1e99cef4b0bb06cc1e06d7

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
SignatureacgCUZm6d+YIYj8D2IaD3OE9MVsr6ILveReXLk+kaQPOX/dsA/z2ck5z45CGrDd/xcVFMgV2ypHwpREq3PxyCg==
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

2026-09-17T11:34:33.916287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032216
observed bdb43977354da164d34741247ec1f267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:33.896236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032216/manifest.json
observed fce5707795a36ed517e14fda0384daf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:33.869571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032216/publication.md
observed 73ba4ca190a10c8c7eca50b74a16b5e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:33.849217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032216/publication.txt
observed e5158443be53b118f7d4f635010ed664...
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.