OpenTechnical

OT-2026-000100012

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000100012) never changes.

Identity and time

Publication numberOT-2026-000100012 · never reused
Internal UUID01a0aea3-1474-7507-a068-76ee221a3178 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100012
StatusPUBLIC

Content hashes

Canonical textc0abd398bcabdeb79fcadc35015f5db2abd5034afb1f4dee811ff626d6a7d6c5
Markdown998a14f15943ef2ef9f44bf7d255ce969dcc7d8a96e4a6beb3896f1bc541a872
PDF
Publication page8c32aa013dbe4a7e38941d1ec599e3ff253aa4aceeae3779b22c390f9d545bc2
Manifest0781783187aabb7007c07ce139de311e889cf38a09ec6ef264242ac42a68a0b3

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
SignatureJDkxYIibZ7HhKKceLVsMeg8fSza1sAeCdBuQxLeN/yadg92bOOvhFZMNN6/xF1VPfINsE0aenmUIYQhYVuPsAg==
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

2026-09-17T09:28:56.708267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100012
observed 8c32aa013dbe4a7e38941d1ec599e3ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:56.690082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100012/manifest.json
observed 0781783187aabb7007c07ce139de311e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:56.672033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100012/publication.md
observed 998a14f15943ef2ef9f44bf7d255ce96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:56.655593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100012/publication.txt
observed c0abd398bcabdeb79fcadc35015f5db2...
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.