OpenTechnical

OT-2026-000071756

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented before 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-2026-000071756) never changes.

Identity and time

Publication numberOT-2026-000071756 · never reused
Internal UUID01a0ae92-1e91-7e92-850b-f004c43b2588 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071756
StatusPUBLIC

Content hashes

Canonical textffd8f33ebfca0064c9a1cfee05fc777bebe3c2f440fcb35e457eb80b038b7d1f
Markdown45d1583f98b1efb336d9ae24f2120f8820e2172fd8ad78f2c7028b6dd9f3e6e6
PDF
Publication page7b79520a0d52e06fc66fed379ae6719356b58b10f6c4eb3fabc96e630a049172
Manifest9fc41d934060e4b16809127804a70c3f5b8d00c2b2676ef94743a64109efaeaa

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
SignatureEu0jpN3QSChsDgIBq1+/1fCZufJcVGZPGHqRw7smf2lODLLnXW7YcVJB5njA+i+JFFf/buCZkzCGGWrjzGJtCg==
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

2026-09-17T10:23:54.997660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071756
observed 7b79520a0d52e06fc66fed379ae67193...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:54.980164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071756/manifest.json
observed 9fc41d934060e4b16809127804a70c3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:54.962803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071756/publication.md
observed 45d1583f98b1efb336d9ae24f2120f88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:54.943460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071756/publication.txt
observed ffd8f33ebfca0064c9a1cfee05fc777b...
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.