Pith Number

pith:XYIEG4TU

pith:2014:XYIEG4TUKMSKYG6TRZTMQXH2Z4

not attested not anchored not stored refs pending

Quantitative Spectroscopic J-band Study of Red Supergiants in Perseus OB-1

Ben Davies, Bertrand Plez, J. Zachary Gazak, Maria Bergemann, Rolf Kudritzki

arxiv:1404.5713 v1 · 2014-04-23 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XYIEG4TUKMSKYG6TRZTMQXH2Z4}

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	2026-05-18T01:43:26.112660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be104372745324ac1bd38e66c85cfacf19e4f87f958193046acaf78e602a020b

Aliases

arxiv: 1404.5713 · arxiv_version: 1404.5713v1 · doi: 10.48550/arxiv.1404.5713 · pith_short_12: XYIEG4TUKMSK · pith_short_16: XYIEG4TUKMSKYG6T · pith_short_8: XYIEG4TU

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/XYIEG4TUKMSKYG6TRZTMQXH2Z4 \
  | 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: be104372745324ac1bd38e66c85cfacf19e4f87f958193046acaf78e602a020b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94817631dbd653b077725c2d7ed8afd5525a7b5a36efc7a15f8f54f0b546ada6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-04-23T06:10:39Z",
    "title_canon_sha256": "e8e38c7d43bcdfdec7460d433c69b693f0c78d38a31c80e8c49bfa9a0d13b9ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5713",
    "kind": "arxiv",
    "version": 1
  }
}