OpenTechnical

OT-2026-000038236

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000038236) never changes.

Identity and time

Publication numberOT-2026-000038236 · never reused
Internal UUID01a0ae78-2d51-76c9-99de-49b408a99132 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038236
StatusPUBLIC

Content hashes

Canonical text00581cab5b69a70a44536526bf687de1f1384578fd09272522ce5f0389e2a80d
Markdown8ac0eba01bd03c4e3ced6104025eb1e98169c15b5a53f6be9ad1db45173229ce
PDF
Publication pagef450dc2b72317c85a588c97c84dfc66ec0271d72c5798fa79a0d8f9daf5ad3c6
Manifest58ac6be0e83807fc6f71b695073f7efbfcc8e07a4ff960fec12b0bd25b55d32d

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+CI6sGe+ZdZFzC8opZfWBjgsSKE1Sys/KFKZmUEHI3hkoHnksaA2sH9xixQsFTMK/DMXIgwP/0s3+VDLrMkfAQ==
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

2026-09-17T11:22:23.046028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038236
observed f450dc2b72317c85a588c97c84dfc66e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.028423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038236/manifest.json
observed 58ac6be0e83807fc6f71b695073f7efb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.010491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038236/publication.md
observed 8ac0eba01bd03c4e3ced6104025eb1e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:22.992093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038236/publication.txt
observed 00581cab5b69a70a44536526bf687de1...
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.