Pith Number

pith:4TLDLMUL

pith:2012:4TLDLMUL6YF2IOQKKXBM6VRXMB

not attested not anchored not stored refs pending

First science results from SOFIA/FORCAST: The mid-infrared view of the compact HII region W3A

A. G. G. M., E. E. Becklin, F. Salgado, G. Gull, H. Zinnecker, J. D. Adams, J. M. De Buizer, J. Schoenwald, L. D. Keller, O. Berne, R. Y. Shuping, Tielens, T. L. Herter, W. D. Vacca

arxiv:1202.3582 v1 · 2012-02-16 · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4TLDLMUL6YF2IOQKKXBM6VRXMB}

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	2026-05-18T01:58:27.625912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4d635b28bf60ba43a0a55c2cf56376042b7147535e6b088986a4c373518fa24

Aliases

arxiv: 1202.3582 · arxiv_version: 1202.3582v1 · doi: 10.48550/arxiv.1202.3582 · pith_short_12: 4TLDLMUL6YF2 · pith_short_16: 4TLDLMUL6YF2IOQK · pith_short_8: 4TLDLMUL

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/4TLDLMUL6YF2IOQKKXBM6VRXMB \
  | 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: e4d635b28bf60ba43a0a55c2cf56376042b7147535e6b088986a4c373518fa24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62c42b15babeae9ed76891abdff058a19b9b87c9a30ebef24d115bf1c0b52efe",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-02-16T13:08:23Z",
    "title_canon_sha256": "474430bd8683123a97f08e4e2f1f3f591e46e065920286d0966f0b3f352c0cd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3582",
    "kind": "arxiv",
    "version": 1
  }
}