Pith Number

pith:D3FSXT3I

pith:2013:D3FSXT3IGAV7D2VAMEDIYPXHYK

not attested not anchored not stored refs pending

APEX: A Prime EXperiment at Jefferson Lab

James Beacham

arxiv:1301.2581 v1 · 2013-01-11 · hep-ex · hep-ph

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

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	2026-05-18T01:52:13.242585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ecb2bcf68302bf1eaa061068c3ee7c2854d14f9b5004a2c95c4f98be456ec8c

Aliases

arxiv: 1301.2581 · arxiv_version: 1301.2581v1 · doi: 10.48550/arxiv.1301.2581 · pith_short_12: D3FSXT3IGAV7 · pith_short_16: D3FSXT3IGAV7D2VA · pith_short_8: D3FSXT3I

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/D3FSXT3IGAV7D2VAMEDIYPXHYK \
  | 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: 1ecb2bcf68302bf1eaa061068c3ee7c2854d14f9b5004a2c95c4f98be456ec8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f9ad674b10c050eaee0ea17e0c2a6bb2033a732c2c17c8bb0cf82e19cf660fa",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ex",
    "submitted_at": "2013-01-11T19:44:35Z",
    "title_canon_sha256": "efc7049f1e953cda48847aa3394fb52ce9193309f0f0c7493fa046fb6f315e68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2581",
    "kind": "arxiv",
    "version": 1
  }
}