Pith Number

pith:537DVZPC

pith:2009:537DVZPC564A5TNEOUDHCUXFLB

not attested not anchored not stored refs pending

Emission from a Young Protostellar Object I. Signatures of Young Embedded Outflows

K. Tomisaka, M. N. Machida, M. Yamada, S. Inutsuka

arxiv:0908.1874 v1 · 2009-08-13 · 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{537DVZPC564A5TNEOUDHCUXFLB}

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	2026-05-18T02:12:34.650585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eefe3ae5e2efb80ecda475067152e5586eb65541e2c8caf818453f88ffa04526

Aliases

arxiv: 0908.1874 · arxiv_version: 0908.1874v1 · doi: 10.48550/arxiv.0908.1874 · pith_short_12: 537DVZPC564A · pith_short_16: 537DVZPC564A5TNE · pith_short_8: 537DVZPC

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/537DVZPC564A5TNEOUDHCUXFLB \
  | 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: eefe3ae5e2efb80ecda475067152e5586eb65541e2c8caf818453f88ffa04526

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d4f7d7e060605a0eeec2f428fdf152214c40e896026bfded68098d90fcbca61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-08-13T11:23:13Z",
    "title_canon_sha256": "614efa157da9ef94eea7c9f2262ac38e99e586b92e7d426540317b11831d120c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1874",
    "kind": "arxiv",
    "version": 1
  }
}