Pith Number

pith:SYYSTP43

pith:2017:SYYSTP43CJGWYUZZQWSZYAUCMX

not attested not anchored not stored refs pending

La Freccia Rossa: An IR-dark cloud hosting the Milky Way intermediate-mass black hole candidate

E. Sterl Phinney, Harish Vedantham, Vikram Ravi

arxiv:1710.03813 v1 · 2017-10-10 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SYYSTP43CJGWYUZZQWSZYAUCMX}

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	2026-05-18T00:15:58.927684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

963129bf9b124d6c533985a59c028265d4415b668874042410270fc13567ed6c

Aliases

arxiv: 1710.03813 · arxiv_version: 1710.03813v1 · doi: 10.48550/arxiv.1710.03813 · pith_short_12: SYYSTP43CJGW · pith_short_16: SYYSTP43CJGWYUZZ · pith_short_8: SYYSTP43

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/SYYSTP43CJGWYUZZQWSZYAUCMX \
  | 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: 963129bf9b124d6c533985a59c028265d4415b668874042410270fc13567ed6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db0dcaa1a70f1c57769732c320536eb67f191c82b681721900d05f174b9c7541",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-10-10T20:34:46Z",
    "title_canon_sha256": "a5486047eb404f426a36a2221edb767d0434a5ce82ffea939d9961962af1d463"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.03813",
    "kind": "arxiv",
    "version": 1
  }
}