OpenTechnical

OT-2026-000082054

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000082054) never changes.

Identity and time

Publication numberOT-2026-000082054 · never reused
Internal UUID01a0ae97-4d92-7a41-95a6-467c3badff44 · 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-2026-000082054
StatusPUBLIC

Content hashes

Canonical text8c9a41ed82ffe8f411f5d6262e51b4cfa86bf29b98138e16fcb68984ecb6e5f5
Markdownbf922fc7147f3b60adb402f12ce3992444134d072b36de845311bcae53d37aeb
PDF
Publication paged00a57e9e9bc2b70fbdbb9ce1b63178fda5999a1c24d5686dcb22a38e747d3d6
Manifest88ce27202c719a982c3f5347c649432e7d4b89ac0e2282e6740ea079707b2cc0

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
Signature6I6RVNhu7aG0e76zYATlw4LhKFu0gNY1qKO4N0vFLMcPl/PB5Sqj/Cw1nsjlrQ55Kx5vFdvHa8ejY61Z4mQmCA==
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

2026-09-17T09:58:51.201716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082054
observed d00a57e9e9bc2b70fbdbb9ce1b63178f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:51.184140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082054/manifest.json
observed 88ce27202c719a982c3f5347c649432e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:51.166948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082054/publication.md
observed bf922fc7147f3b60adb402f12ce39924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:51.150097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082054/publication.txt
observed 8c9a41ed82ffe8f411f5d6262e51b4cf...
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.