Pith Number

pith:DSYMQGQ6

pith:2010:DSYMQGQ6RONXDFVA7B2WDP4MZ7

not attested not anchored not stored refs pending

Disentangling protostellar evolutionary stages in clustered environments using Spitzer-IRS spectra and comprehensive SED modeling

Achim Tappe, Andrea Stolte, August A. Muench, Charles J. Lada, Elizabeth A. Lada, Jan Forbrich, Paula S. Teixeira, Thomas Robitaille

arxiv:1005.1940 v1 · 2010-05-11 · 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{DSYMQGQ6RONXDFVA7B2WDP4MZ7}

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	2026-05-18T02:07:33.998640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cb0c81a1e8b9b7196a0f87561bf8ccfcb5d7ff1517a40989a0f184cca2593bf

Aliases

arxiv: 1005.1940 · arxiv_version: 1005.1940v1 · doi: 10.48550/arxiv.1005.1940 · pith_short_12: DSYMQGQ6RONX · pith_short_16: DSYMQGQ6RONXDFVA · pith_short_8: DSYMQGQ6

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/DSYMQGQ6RONXDFVA7B2WDP4MZ7 \
  | 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: 1cb0c81a1e8b9b7196a0f87561bf8ccfcb5d7ff1517a40989a0f184cca2593bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb55610133caa900747958dad9ff6d448cb7d7b4f39162b56b0b3ad2c4860ef6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-05-11T20:29:25Z",
    "title_canon_sha256": "bde240774535df8a11c09e2ea28a1db8e898d620f9997687e8868f184b8e5518"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.1940",
    "kind": "arxiv",
    "version": 1
  }
}