OpenTechnical

OT-2026-000082864

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000082864) never changes.

Identity and time

Publication numberOT-2026-000082864 · never reused
Internal UUID01a0ae97-8cc9-7175-9f1e-137e4eecb8ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082864
StatusPUBLIC

Content hashes

Canonical text23bae45fd1adb3d9c09f078e9bc6fe82afa2a9114d5f2b1afb394188f51f815c
Markdown3da58d75e8bf5d3df8eaa519f73752c8dbcb815b7cd9bfe798281b98799b36d9
PDF
Publication page947f0a8a33d7ece305f2410d6545aa84b3fb8e2b32620306136bca5897ef4bbd
Manifestd0dc387e17ab231c5896c983a5ad5c93bc06c485348808324a5ddcbba7e9290b

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
SignatureXj+BZa6gGujODz5QCwbWlyD+D19xItt0S48IhfcZk3eBCk9Juwd2cNoh2BFkW3SWMR9ZpQWf85b8ZXjPN64rBA==
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

2026-09-17T09:58:32.658588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082864
observed 947f0a8a33d7ece305f2410d6545aa84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.641862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082864/manifest.json
observed d0dc387e17ab231c5896c983a5ad5c93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.625567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082864/publication.md
observed 3da58d75e8bf5d3df8eaa519f73752c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.607885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082864/publication.txt
observed 23bae45fd1adb3d9c09f078e9bc6fe82...
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.