Pith Number

pith:SNOM6UMD

pith:2015:SNOM6UMDF5C5C5KM7M7VWEK76H

not attested not anchored not stored refs pending

5 year Global 3-mm VLBI survey of Gamma-ray active blazars

A.P. Marscher, I. Marti-Vidal, J. A. Hodgson, J.A. Zensus, M. Bremer, M. Lindqvist, P. de Vicente, S.G. Jorstad, S. Sanchez, T.P. Krichbaum

arxiv:1504.03136 v1 · 2015-04-13 · 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{SNOM6UMDF5C5C5KM7M7VWEK76H}

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	2026-05-18T02:18:59.105655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

935ccf51832f45d1754cfb3f5b115ff1dc75922b25008dabef23b152700ebae8

Aliases

arxiv: 1504.03136 · arxiv_version: 1504.03136v1 · doi: 10.48550/arxiv.1504.03136 · pith_short_12: SNOM6UMDF5C5 · pith_short_16: SNOM6UMDF5C5C5KM · pith_short_8: SNOM6UMD

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/SNOM6UMDF5C5C5KM7M7VWEK76H \
  | 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: 935ccf51832f45d1754cfb3f5b115ff1dc75922b25008dabef23b152700ebae8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01d4a3525720e5b84f8e751f4b2f5b0a26c9a07b1e02b0771849a552b562d3da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-04-13T11:28:18Z",
    "title_canon_sha256": "6a05a395c1050ea7d9685cc0bb62e9b34b05449b1f14b15b9b027b7d4d15590e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03136",
    "kind": "arxiv",
    "version": 1
  }
}