Pith Number

pith:G64VLLND

pith:2017:G64VLLNDKLWRHHGSSADGSM4JBO

not attested not anchored not stored refs pending

Spectral Methods for Coupled Channels with a Mass Gap

H. Weigel, M. Quandt, N. Graham

arxiv:1712.04898 v2 · 2017-12-13 · 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{G64VLLNDKLWRHHGSSADGSM4JBO}

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.

Receipt and verification

First computed	2026-05-18T00:20:55.849550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37b955ada352ed139cd290066933890ba9157346c07ade56a9e57327a7338784

Aliases

arxiv: 1712.04898 · arxiv_version: 1712.04898v2 · doi: 10.48550/arxiv.1712.04898 · pith_short_12: G64VLLNDKLWR · pith_short_16: G64VLLNDKLWRHHGS · pith_short_8: G64VLLND

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/G64VLLNDKLWRHHGSSADGSM4JBO \
  | 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: 37b955ada352ed139cd290066933890ba9157346c07ade56a9e57327a7338784

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed71c295df592cfcfdcc237994007ab073f07de2e4446c713e71aa2bb4d86353",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2017-12-13T18:08:16Z",
    "title_canon_sha256": "eb211ed269b87e8058d64249cb38530bd2ebca0c2ec7e1c2df793ef4296ca620"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04898",
    "kind": "arxiv",
    "version": 2
  }
}