Pith Number

pith:AFJZEPDL

pith:2004:AFJZEPDLYBQDLK7XN7YCL3OWLI

not attested not anchored not stored refs pending

Nuclear Polarization of Molecular Hydrogen Recombined on a Non-metallic Surface

The HERMES Collaboration

arxiv:physics/0408138 v1 · 2004-08-31 · physics.atom-ph · physics.chem-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{AFJZEPDLYBQDLK7XN7YCL3OWLI}

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	2026-05-18T03:47:09.476570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0153923c6bc06035abf76ff025edd65a11ceecbc7d4a2a5ec27e62d91a4c3ce6

Aliases

arxiv: physics/0408138 · arxiv_version: physics/0408138v1 · doi: 10.48550/arxiv.physics/0408138 · pith_short_12: AFJZEPDLYBQD · pith_short_16: AFJZEPDLYBQDLK7X · pith_short_8: AFJZEPDL

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/AFJZEPDLYBQDLK7XN7YCL3OWLI \
  | 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: 0153923c6bc06035abf76ff025edd65a11ceecbc7d4a2a5ec27e62d91a4c3ce6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a76dbe9e4efc173bb61549ffa1922d547cf865986eea93423ca42effe5a51f5c",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2004-08-31T15:31:44Z",
    "title_canon_sha256": "2e573656315babc4fedd8cface23f1b9f2a0c726929cdd04fa873644df522c38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0408138",
    "kind": "arxiv",
    "version": 1
  }
}