Pith Number

pith:QDGUTCBO

pith:2018:QDGUTCBOQIZSN5Q5CRBUAEXXEM

not attested not anchored not stored refs pending

The Serpens filament: at the onset of slightly supercritical collapse

C. Henkel, G.~X. Li, J.~X. Sun, K. M.~Menten, M. Fang, M. Wang, R.~Q. Mao, Y. Gong

arxiv:1809.07598 v1 · 2018-09-20 · 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{QDGUTCBOQIZSN5Q5CRBUAEXXEM}

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	2026-05-17T23:59:49.726443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80cd49882e823326f61d14434012f72307e525f70c60d732b181fd4d4a10d1a6

Aliases

arxiv: 1809.07598 · arxiv_version: 1809.07598v1 · doi: 10.48550/arxiv.1809.07598 · pith_short_12: QDGUTCBOQIZS · pith_short_16: QDGUTCBOQIZSN5Q5 · pith_short_8: QDGUTCBO

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/QDGUTCBOQIZSN5Q5CRBUAEXXEM \
  | 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: 80cd49882e823326f61d14434012f72307e525f70c60d732b181fd4d4a10d1a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0489846a1010ea7a3a87997f92634392b6d91fe93bdaeb4c42716b0364d5bde",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-20T12:59:17Z",
    "title_canon_sha256": "b8bdf8ffe8f4ec97ead55172a2b4c9d903996cfe2942976db1e90e83604b4954"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07598",
    "kind": "arxiv",
    "version": 1
  }
}