OpenTechnical

OT-2026-000100218

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000100218) never changes.

Identity and time

Publication numberOT-2026-000100218 · never reused
Internal UUID01a0aea3-3053-7612-a391-706dd9d07fca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100218
StatusPUBLIC

Content hashes

Canonical textd3918b30f45bd50fba53b9622cf508c567b70cce6e313130e36780e8151c11d4
Markdowna891fa50918dc6960f784a9771837fe5a288c972774cb026f46fb9f437ea88f1
PDF
Publication page8c83054219d33f4e3451b83e6338dd3bdcd8499f3bdb3b05f9f46018e3330b18
Manifestcaedc6b036b3cbbbc7a0b3c1e1cb422f57a81c6c85da28172098d2d793865b36

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
Signature/yYkrrDFgfNJD2iG/guggkdT7y/+wG1yHyfdNNb938na3BZk5k7OiSgawh+anHswA8cqASv1ynSEx6OmVwyvDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:56.688687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100218
observed 8c83054219d33f4e3451b83e6338dd3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:56.670053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100218/manifest.json
observed caedc6b036b3cbbbc7a0b3c1e1cb422f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:56.651240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100218/publication.md
observed a891fa50918dc6960f784a9771837fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:56.633928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100218/publication.txt
observed d3918b30f45bd50fba53b9622cf508c5...
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.