Pith Number

pith:IBH6VYLP

pith:2011:IBH6VYLP4KSU3SK2MXZZX67DPJ

not attested not anchored not stored refs pending

Galaxy Kinematics with VIRUS-P: The Dark Matter Halo of M87

Austin), Jeremy D. Murphy, Joshua J. Adams (University of Texas, Karl Gebhardt

arxiv:1101.1957 v1 · 2011-01-10 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IBH6VYLP4KSU3SK2MXZZX67DPJ}

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	2026-05-18T02:03:43.316163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

404feae16fe2a54dc95a65f39bfbe37a5175de795f179cbe2d1169fe48f1fe60

Aliases

arxiv: 1101.1957 · arxiv_version: 1101.1957v1 · doi: 10.48550/arxiv.1101.1957 · pith_short_12: IBH6VYLP4KSU · pith_short_16: IBH6VYLP4KSU3SK2 · pith_short_8: IBH6VYLP

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/IBH6VYLP4KSU3SK2MXZZX67DPJ \
  | 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: 404feae16fe2a54dc95a65f39bfbe37a5175de795f179cbe2d1169fe48f1fe60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4c69a21bead56055db3fe0aa07022f55742e31809d73cecad20afa149bff49f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-01-10T21:00:05Z",
    "title_canon_sha256": "05f24026d7fe2419689f8891541e1a346813b9e167526f3fbd39417af2d7e27f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1957",
    "kind": "arxiv",
    "version": 1
  }
}