Pith Number

pith:UTXOYHIQ

pith:2019:UTXOYHIQN6DLBQCXT7OJMXB6XS

not attested not anchored not stored refs pending

Herschel water maps towards the vicinity of the black hole Sgr A*

A. I. Harris, A. Wei\ss, C. Kramer, E. Gonz\'alez-Alfonso, F. P. Israel, J. Armijos-Abenda\~no, J. Mart\'in-Pintado, J. Stutzki, M. A. Requena-Torres, P. van der Werf, R. G\"usten

arxiv:1902.05098 v1 · 2019-02-13 · 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{UTXOYHIQN6DLBQCXT7OJMXB6XS}

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	2026-05-17T23:47:58.064055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4eeec1d106f86b0c0579fdc965c3ebc86fe86f70b9055119fe33dd0c68c4c7c

Aliases

arxiv: 1902.05098 · arxiv_version: 1902.05098v1 · doi: 10.48550/arxiv.1902.05098 · pith_short_12: UTXOYHIQN6DL · pith_short_16: UTXOYHIQN6DLBQCX · pith_short_8: UTXOYHIQ

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/UTXOYHIQN6DLBQCXT7OJMXB6XS \
  | 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: a4eeec1d106f86b0c0579fdc965c3ebc86fe86f70b9055119fe33dd0c68c4c7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee1307ef5459c63afaa20bdb4bd8b169ddbef6a71aa5699b7e51462f59e3c861",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-02-13T19:53:24Z",
    "title_canon_sha256": "dd2688d319f885af6346dc0ddf69dd7b9e59e3b3ea94de081b7f06371d439eec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05098",
    "kind": "arxiv",
    "version": 1
  }
}