Pith Number

pith:FYUS6RET

pith:2019:FYUS6RETR4WR3DNL2IET6ARC7R

not attested not anchored not stored refs pending

Expansion of the resolvent in a Feshbach model

Domenico Finco, Raffaele Carlone

arxiv:1902.03626 v2 · 2019-02-10 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FYUS6RETR4WR3DNL2IET6ARC7R}

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	2026-05-17T23:54:13.203306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e292f44938f2d1d8dabd2093f0222fc4db7420621b1b6a9ff44f38f6663aba1

Aliases

arxiv: 1902.03626 · arxiv_version: 1902.03626v2 · doi: 10.48550/arxiv.1902.03626 · pith_short_12: FYUS6RETR4WR · pith_short_16: FYUS6RETR4WR3DNL · pith_short_8: FYUS6RET

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/FYUS6RETR4WR3DNL2IET6ARC7R \
  | 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: 2e292f44938f2d1d8dabd2093f0222fc4db7420621b1b6a9ff44f38f6663aba1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "042f12fce27ddf81d44affc27cb73e7d802c72fafecf4936531671fa9d220aaf",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2019-02-10T16:55:47Z",
    "title_canon_sha256": "a7f048c3e8970f7bb9a0610cf2c8151d70fd70e5cd9d8ac185a3578030827bc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03626",
    "kind": "arxiv",
    "version": 2
  }
}