Pith Number

pith:T6F7X6K3

pith:2013:T6F7X6K33JRKSF72WI2VTUG2BE

not attested not anchored not stored refs pending

Discovery of a new black hole transient within 100" (400 pc) of M31*

F. Primini, M. R. Garcia, R. Barnard, S. S. Murray

arxiv:1312.1339 v1 · 2013-12-04 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T6F7X6K33JRKSF72WI2VTUG2BE}

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	2026-05-18T01:45:58.558367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f8bfbf95bda62a917fab23559d0da092f0361029e731f457b9c07a9f3709ad9

Aliases

arxiv: 1312.1339 · arxiv_version: 1312.1339v1 · doi: 10.48550/arxiv.1312.1339 · pith_short_12: T6F7X6K33JRK · pith_short_16: T6F7X6K33JRKSF72 · pith_short_8: T6F7X6K3

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/T6F7X6K33JRKSF72WI2VTUG2BE \
  | 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: 9f8bfbf95bda62a917fab23559d0da092f0361029e731f457b9c07a9f3709ad9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76b8cb908a7810e59218198b877ff8a3f2898bd175147ac1afa3a7760d4eb64a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-12-04T21:00:04Z",
    "title_canon_sha256": "adc5fd8dbaf1b0c49eea3c94243047fb53f3786aba1b5befe2f46a31bf2e54ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1339",
    "kind": "arxiv",
    "version": 1
  }
}