Pith Number

pith:O6GQTD2T

pith:2019:O6GQTD2TCEYYFQXUSCO2ZDB47S

not attested not anchored not stored refs pending

Constraints on axionlike dark matter with masses down to $10^{-23}$ eV/c$^2$

Blayne R. Heckel, Charles A. Hagedorn, Eric G. Adelberger, William A. Terrano

arxiv:1902.04246 v2 · 2019-02-12 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O6GQTD2TCEYYFQXUSCO2ZDB47S}

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.

Cited by

1 paper in Pith

Quantum measurements in fundamental physics: a user's manual

Receipt and verification

First computed	2026-05-17T23:43:03.421000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

778d098f53113182c2f4909dac8c3cfc885cb6d749cd7cb36500522f698be350

Aliases

arxiv: 1902.04246 · arxiv_version: 1902.04246v2 · doi: 10.48550/arxiv.1902.04246 · pith_short_12: O6GQTD2TCEYY · pith_short_16: O6GQTD2TCEYYFQXU · pith_short_8: O6GQTD2T

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/O6GQTD2TCEYYFQXUSCO2ZDB47S \
  | 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: 778d098f53113182c2f4909dac8c3cfc885cb6d749cd7cb36500522f698be350

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b81cf6ac927b89a0590d7527c22cc1629bce3971cfac1cdb5cb89108c2f6e28e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-02-12T05:40:50Z",
    "title_canon_sha256": "26d2c56cd211a985a614f7dd7d3c0d35f02163edb441fae28578d389c05b57dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04246",
    "kind": "arxiv",
    "version": 2
  }
}