Pith Number

pith:JEDDQB7S

pith:2011:JEDDQB7SR3PYG6N6ZIMYXNWWHV

not attested not anchored not stored refs pending

Infrared photometric study of the massive star forming region S235 using Spitzer-IRAC and JHK observations

B.G. Anandarao, L.K. Dewangan

arxiv:1102.1788 v1 · 2011-02-09 · 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{JEDDQB7SR3PYG6N6ZIMYXNWWHV}

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	2026-05-18T02:03:15.059009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49063807f28edf8379beca198bb6d63d58087e852f17af18aa914ed3a745aa2c

Aliases

arxiv: 1102.1788 · arxiv_version: 1102.1788v1 · doi: 10.48550/arxiv.1102.1788 · pith_short_12: JEDDQB7SR3PY · pith_short_16: JEDDQB7SR3PYG6N6 · pith_short_8: JEDDQB7S

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/JEDDQB7SR3PYG6N6ZIMYXNWWHV \
  | 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: 49063807f28edf8379beca198bb6d63d58087e852f17af18aa914ed3a745aa2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8330dc7f94b971e7856989f81b3cd6b6806219349402d8d4fc9449768a4b4027",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-02-09T06:27:18Z",
    "title_canon_sha256": "ba8d6db6552f452ef34263ee206d027fb5957b7968892ec1cc36926ed382449e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1788",
    "kind": "arxiv",
    "version": 1
  }
}