Pith Number

pith:XPOZFK36

pith:2013:XPOZFK36GJUNBT3KVPCOGLQBKV

not attested not anchored not stored refs pending

Anomalous CO2 Ice Toward HOPS-68: A Tracer of Protostellar Feedback

Charles A. Poteet, Dan M. Watson, Harold Linnartz, Jon E. Bjorkman, Karoliina Isokoski, Klaus M. Pontoppidan, Patrick D. Sheehan, S. Thomas Megeath

arxiv:1302.3883 v1 · 2013-02-15 · astro-ph.SR · 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{XPOZFK36GJUNBT3KVPCOGLQBKV}

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	2026-05-18T01:51:36.168843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbdd92ab7e3268d0cf6aabc4e32e015576e20a00653bf91693fb1b37e02e3256

Aliases

arxiv: 1302.3883 · arxiv_version: 1302.3883v1 · doi: 10.48550/arxiv.1302.3883 · pith_short_12: XPOZFK36GJUN · pith_short_16: XPOZFK36GJUNBT3K · pith_short_8: XPOZFK36

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/XPOZFK36GJUNBT3KVPCOGLQBKV \
  | 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: bbdd92ab7e3268d0cf6aabc4e32e015576e20a00653bf91693fb1b37e02e3256

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6564e0d1c0136c7b90ef548731f5cb1f0b8c1adde4f006848a588fe5869e092a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-02-15T21:00:00Z",
    "title_canon_sha256": "3e4fda297e7934cd99d456b63909a5e04cd19f122b91988560450f8776d9af96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.3883",
    "kind": "arxiv",
    "version": 1
  }
}