Pith Number

pith:DJC5EVRS

pith:2016:DJC5EVRSN3AR7XDLFIEZCHP4HW

not attested not anchored not stored refs pending

Landau Singularities from the Amplituhedron

Anastasia Volovich, Igor Prlina, Marcus Spradlin, Stefan Stanojevic, Tristan Dennen

arxiv:1612.02708 v2 · 2016-12-08 · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DJC5EVRSN3AR7XDLFIEZCHP4HW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Landau Analysis of One-Cycle Negative Geometries

Receipt and verification

First computed	2026-05-18T00:39:00.871670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a45d256326ec11fdc6b2a09911dfc3d984df969025274540db5d7cccfc00428

Aliases

arxiv: 1612.02708 · arxiv_version: 1612.02708v2 · doi: 10.48550/arxiv.1612.02708 · pith_short_12: DJC5EVRSN3AR · pith_short_16: DJC5EVRSN3AR7XDL · pith_short_8: DJC5EVRS

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/DJC5EVRSN3AR7XDLFIEZCHP4HW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1a45d256326ec11fdc6b2a09911dfc3d984df969025274540db5d7cccfc00428

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0c8d52e91f961b40dfc98bf76a68328f9a47b81aaa651f9b1dcc8fd90a52588",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-12-08T16:10:55Z",
    "title_canon_sha256": "370d9a14ad188d61a773fcc7f6b18d5c8fd2bf64b47213b6d1d12b258fa75a08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02708",
    "kind": "arxiv",
    "version": 2
  }
}