Pith Number

pith:UR5TZGOM

pith:2015:UR5TZGOMUFX6FFFHYOYY4HYYMD

not attested not anchored not stored refs pending

Tracing differential reddening with Diffuse Interstellar Bands. The globular cluster M 4 as a testbed

2), (2) Bosscha Observatory, (3) Departamento de Ciencias Fisicas, A. Monreal-Ibero (1), Department of Astronomy, L. Monaco (3) ((1) GEPI - Observatoire de Paris, L. Puspitarini (1, P. Bonifacio (1), R. Lallement (1), Universidad Andres Bello)

arxiv:1511.05575 v1 · 2015-11-17 · 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{UR5TZGOMUFX6FFFHYOYY4HYYMD}

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	2026-05-18T01:26:33.366341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a47b3c99cca16fe294a7c3b18e1f1860f3ebf4f15df114f0e4b32d0b564d90cc

Aliases

arxiv: 1511.05575 · arxiv_version: 1511.05575v1 · doi: 10.48550/arxiv.1511.05575 · pith_short_12: UR5TZGOMUFX6 · pith_short_16: UR5TZGOMUFX6FFFH · pith_short_8: UR5TZGOM

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/UR5TZGOMUFX6FFFHYOYY4HYYMD \
  | 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: a47b3c99cca16fe294a7c3b18e1f1860f3ebf4f15df114f0e4b32d0b564d90cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba2a28fdd6e181d21a9cdf5e3258c6973fea3c6b021a80472d15f14dda0385b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-11-17T21:00:08Z",
    "title_canon_sha256": "e1fe628186727cf499b4b8b57863778d1b94ed52696285d0cb6f49402fac5aa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05575",
    "kind": "arxiv",
    "version": 1
  }
}