Pith Number

pith:AJ4ZWRMD

pith:2016:AJ4ZWRMDQET7ZT4X2OVSOIAD4F

not attested not anchored not stored refs pending

ALMA observations of the Th 28 protostellar disk - A new example of counter-rotation between disk and optical jet

A. Hales, C. Dougados, C. Pinte, D. Coffey, D. Mardones, F. Bacciotti, F. Gueth, F. Louvet, F. Menard, L. Bronfman, S. Cabrit

arxiv:1607.08645 v3 · 2016-07-28 · 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{AJ4ZWRMDQET7ZT4X2OVSOIAD4F}

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	2026-05-18T00:55:45.720247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02799b45838127fccf97d3ab272003e1687fb17f2caabb53761490affd3ac1e1

Aliases

arxiv: 1607.08645 · arxiv_version: 1607.08645v3 · doi: 10.48550/arxiv.1607.08645 · pith_short_12: AJ4ZWRMDQET7 · pith_short_16: AJ4ZWRMDQET7ZT4X · pith_short_8: AJ4ZWRMD

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/AJ4ZWRMDQET7ZT4X2OVSOIAD4F \
  | 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: 02799b45838127fccf97d3ab272003e1687fb17f2caabb53761490affd3ac1e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "749339b8f92b68aca1ed9ea6d3dcc4d43aff3e1575914e87c820a5be834e8b6d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-07-28T21:42:02Z",
    "title_canon_sha256": "e7705c604b678ab56e0b5587623d1c28083cd7989fae602c8b11d393d9368603"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.08645",
    "kind": "arxiv",
    "version": 3
  }
}