OpenTechnical

OT-2026-000040319

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000040319) never changes.

Identity and time

Publication numberOT-2026-000040319 · never reused
Internal UUID01a0ae79-2700-79df-a80d-8c68a8f90935 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040319
StatusPUBLIC

Content hashes

Canonical text421dd406699dc82e6470aec3c557e41458075d25c5e979966bff64f6e94e426b
Markdowneb2b29cf97bf4d85991ea0c7f0777db6120ebcd5bbb675828eefdef9f213a221
PDF
Publication page8ab1625ebe565ca718d2f77a70defb6961f0e05021741863b282ce7321e14106
Manifestb2e00bec5088e65eab2a7598ae108274cac74060d0cd2c12d6de683e4312fb55

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
SignatureSNorKpMZpIxqZSU6ILKVsJeFGrGVwHCx7BKMM4bMywc41FZxLfzq2lLpEZaKDfEscadb7psQQ5Nkmz7sw/WfBg==
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

2026-09-17T11:19:19.236576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040319
observed 8ab1625ebe565ca718d2f77a70defb69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.219726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040319/manifest.json
observed b2e00bec5088e65eab2a7598ae108274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.202149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040319/publication.md
observed eb2b29cf97bf4d85991ea0c7f0777db6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.183137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040319/publication.txt
observed 421dd406699dc82e6470aec3c557e414...
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.