OpenTechnical

OT-2026-000082972

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two 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-2026-000082972) never changes.

Identity and time

Publication numberOT-2026-000082972 · never reused
Internal UUID01a0ae97-8cca-754d-bc3b-d655dad0ba45 · 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-2026-000082972
StatusPUBLIC

Content hashes

Canonical text6db34e06ceb81fc711bbbd7f4f0fbd3a18062a7dbb8cacfec6927e4eaabe1e3e
Markdown00d679cbdde16174e8cac18951bfdeb85699eea17a46f5404870fe5d38ce2fd9
PDF
Publication pagecc5fb75627e6284c319b1957777d2661d13c3a75d32363817eb40646cc19ae50
Manifestfa1fc4bbce3dcff5516e36f779612f4eb5de5a2c733f20cce9e89f86e3e0d1dc

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
Signature3xHLVtfBVRs5fcFWhktyyERrVsvt6uBYGmuLZc8Dv8JVfWOqFrQk5iblAT7tVmO47e56ayZkYqUbwBm4MJkhCw==
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

2026-09-17T09:58:40.433196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082972
observed cc5fb75627e6284c319b1957777d2661...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:40.415568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082972/manifest.json
observed fa1fc4bbce3dcff5516e36f779612f4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:40.398743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082972/publication.md
observed 00d679cbdde16174e8cac18951bfdeb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:40.380190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082972/publication.txt
observed 6db34e06ceb81fc711bbbd7f4f0fbd3a...
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.