Pith Number

pith:VOT7LGIB

pith:2015:VOT7LGIBMNXOXDMGDNB37XJD7U

not attested not anchored not stored refs pending

X-ray spectropolarimetric measurements of the Kerr metric

Cosimo Bambi, Dan Liu, Yifan Cheng, Zilong Li

arxiv:1504.06788 v2 · 2015-04-26 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VOT7LGIBMNXOXDMGDNB37XJD7U}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:34:45.140146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aba7f59901636eeb8d861b43bfdd23fd2fe1f67b91cbc2c675b1dadee995b1c3

Aliases

arxiv: 1504.06788 · arxiv_version: 1504.06788v2 · doi: 10.48550/arxiv.1504.06788 · pith_short_12: VOT7LGIBMNXO · pith_short_16: VOT7LGIBMNXOXDMG · pith_short_8: VOT7LGIB

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/VOT7LGIBMNXOXDMGDNB37XJD7U \
  | 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: aba7f59901636eeb8d861b43bfdd23fd2fe1f67b91cbc2c675b1dadee995b1c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e334ffd0eba460a19e8100151e179e8368de3f0e1549a41f0c1cd70e607e55e",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-04-26T06:43:55Z",
    "title_canon_sha256": "5ff0a6e91e61b7bf971ab2eb4ab2668e8bfb3a2cfd77662c5530a1dcd5465e67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06788",
    "kind": "arxiv",
    "version": 2
  }
}