Pith Number

pith:IF4EJKKC

pith:2020:IF4EJKKCEPXIKZ7STO3J4WKSJA

not attested not anchored not stored refs pending

Carbon monoxide interacting with free-electron-laser pulses

Agapi Emmanouilidou, Antonis Hadjipittas, Henry I B Banks

arxiv:2004.11641 v1 · 2020-04-24 · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IF4EJKKCEPXIKZ7STO3J4WKSJA}

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	2026-07-05T01:55:51.084613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

417844a94223ee8567f29bb69e59524818f5077e8fae1940ea1701cf93aabbab

Aliases

arxiv: 2004.11641 · arxiv_version: 2004.11641v1 · doi: 10.48550/arxiv.2004.11641 · pith_short_12: IF4EJKKCEPXI · pith_short_16: IF4EJKKCEPXIKZ7S · pith_short_8: IF4EJKKC

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/IF4EJKKCEPXIKZ7STO3J4WKSJA \
  | 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: 417844a94223ee8567f29bb69e59524818f5077e8fae1940ea1701cf93aabbab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18b367c467636307b1fb220895a76b7db67157010abc68272879b4c4a69d97ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2020-04-24T10:21:07Z",
    "title_canon_sha256": "4754f23358810945de10e290ca722d04f3c1c480c12a6a0eb32e6ee672dba501"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.11641",
    "kind": "arxiv",
    "version": 1
  }
}