OpenTechnical

OT-2026-000083782

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000083782) never changes.

Identity and time

Publication numberOT-2026-000083782 · never reused
Internal UUID01a0ae98-0417-7bbf-81bb-3381bd10c046 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083782
StatusPUBLIC

Content hashes

Canonical text902e3bb6538ae5d74ba5e87df0fba75d3d38d385d5e82d12b48965a866739c86
Markdownbb2000efa290e551db9f612576f5d4301216a8f7442dadd300512f99bedbca3c
PDF
Publication pagee8ddaa9f3b1ccb9c7a2a85f7890d4e8aecde7532130bb174dbf51550880e774d
Manifest6b39d6a54948a54ebfe2075ac021d6569d0d8da28eeeb9c67f2686d6896501fe

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
SignatureNlkGNo4ec2rDTTuJ45EHw/k495TpuC4uHGKF969CL8z0m8E853oAAC1+p0zufF/MwVw3nWjJxEfb+BgroQSqAA==
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

2026-09-17T09:57:25.578118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083782
observed e8ddaa9f3b1ccb9c7a2a85f7890d4e8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:25.561357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083782/manifest.json
observed 6b39d6a54948a54ebfe2075ac021d656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:25.544674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083782/publication.md
observed bb2000efa290e551db9f612576f5d430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:25.528187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083782/publication.txt
observed 902e3bb6538ae5d74ba5e87df0fba75d...
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.