OpenTechnical

OT-2026-000082148

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000082148) never changes.

Identity and time

Publication numberOT-2026-000082148 · never reused
Internal UUID01a0ae97-4d93-7d83-8890-c671b8743dbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082148
StatusPUBLIC

Content hashes

Canonical text4dd18db7183ff654d2543b8f60f81a754b04b36576b72cb64d167aa44e483c30
Markdown933e5ddb8a5dd2cf2ce27b32f57a6743804822d4a9531e2c0a2f3ebafd18afdb
PDF
Publication pagee4833bc691faca3d19729a1313dae6c60a7e215534a65c770befc8a07d44ad48
Manifest6d077547e2b43fbf0d7acfcb21874d7d14d48c07ecb72a8f87ee42979396fc12

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
SignatureS/Vm0fDGC/HlYkX3m6PZqTjZZG3NvsbvmA8zmFb0vLUX7NgC10fztfznxIwU12ShMs/sWBs5LWqr2pbMqocbCQ==
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

2026-09-17T09:58:58.139455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082148
observed e4833bc691faca3d19729a1313dae6c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:58.123439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082148/manifest.json
observed 6d077547e2b43fbf0d7acfcb21874d7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:58.105790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082148/publication.md
observed 933e5ddb8a5dd2cf2ce27b32f57a6743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:58.088478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082148/publication.txt
observed 4dd18db7183ff654d2543b8f60f81a75...
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.