Pith Number

pith:VJFHEI5L

pith:2018:VJFHEI5LUBORISZKF4GAWS6UUW

not attested not anchored not stored refs pending

An Ammonia Spectral Map of the L1495-B218 Filaments in the Taurus Molecular Cloud: II CCS & HC$_7$N Chemistry and Three Modes of Star Formation in the Filaments

Andrew I. Harris, Anthony C.S. Readhead, David Frayer, Dennis Egan, Derek Ward-Thompson, Dongwoo Chung, Joshua O. Gundersen, Karen Willacy, Kieran Cleary, Kiruthika Devaraj, Liton Majumdar, Lorene Samoska, Matthew Sieth, Michael Stennes, Nichol Cunningham, Patricia Voll, Paul F. Goldsmith, Pekka Kangaslahti, Rachel Friesen, Rohit Gawande, Sarah E. Church, Steve White, Todd Gaier, Yancy L. Shirley, Young Min Seo

arxiv:1812.06121 v1 · 2018-12-14 · 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{VJFHEI5LUBORISZKF4GAWS6UUW}

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	2026-07-05T03:54:53.093843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa4a7223aba05d144b2a2f0c0b4bd4a5970b1b9a311cb411f4f99659ed1499fe

Aliases

arxiv: 1812.06121 · arxiv_version: 1812.06121v1 · doi: 10.48550/arxiv.1812.06121 · pith_short_12: VJFHEI5LUBOR · pith_short_16: VJFHEI5LUBORISZK · pith_short_8: VJFHEI5L

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/VJFHEI5LUBORISZKF4GAWS6UUW \
  | 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: aa4a7223aba05d144b2a2f0c0b4bd4a5970b1b9a311cb411f4f99659ed1499fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2363c00914a5ec65840449fdd32a91d31a8aec7ea546c41b8a7cf7f0959048dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-12-14T19:21:47Z",
    "title_canon_sha256": "1713311d93780745169e923201316d1e70681fe40a597c49e229521339a03c86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.06121",
    "kind": "arxiv",
    "version": 1
  }
}