Pith Number

pith:44SXXJFS

pith:2012:44SXXJFSHOYBOZOM6RCVNK56PF

not attested not anchored not stored refs pending

An Evolutionary Timeline for High-mass Star Formation

A. Titmarsh, J.L. Caswell, M.A. Voronkov, S.L. Breen, S. P. Ellingsen, X. Chen

arxiv:1210.2139 v1 · 2012-10-08 · 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{44SXXJFSHOYBOZOM6RCVNK56PF}

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	2026-05-18T03:43:50.999402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7257ba4b23bb01765ccf44556abbe796538fd9abe8a131211d5c3b8850cd4bd

Aliases

arxiv: 1210.2139 · arxiv_version: 1210.2139v1 · doi: 10.48550/arxiv.1210.2139 · pith_short_12: 44SXXJFSHOYB · pith_short_16: 44SXXJFSHOYBOZOM · pith_short_8: 44SXXJFS

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/44SXXJFSHOYBOZOM6RCVNK56PF \
  | 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: e7257ba4b23bb01765ccf44556abbe796538fd9abe8a131211d5c3b8850cd4bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54d1d406996e4454e45c1c493cd290c9ec3df916ddeb6b6f887bae977b99894e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-10-08T03:36:00Z",
    "title_canon_sha256": "d7fe9f0e6fb47543ceaccb76567d9c1c23538ff609718f0daa0e26ad31ab8038"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.2139",
    "kind": "arxiv",
    "version": 1
  }
}