Pith Number

pith:5T57AWQI

pith:2018:5T57AWQIRLZCT44X3RF2QPSO7S

not attested not anchored not stored refs pending

A Deep Chandra View of A Candidate Parsec-Scale Jet from the Galactic Center Super-massive Black Hole

Mark R. Morris, Shuo Zhang, Siming Liu, Zhenlin Zhu, Zhiyuan Li

arxiv:1811.00906 v2 · 2018-11-02 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5T57AWQIRLZCT44X3RF2QPSO7S}

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	2026-05-17T23:48:31.713554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecfbf05a088af229f397dc4ba83e4efc83aa6e9746301c0a233e449589b8ac75

Aliases

arxiv: 1811.00906 · arxiv_version: 1811.00906v2 · doi: 10.48550/arxiv.1811.00906 · pith_short_12: 5T57AWQIRLZC · pith_short_16: 5T57AWQIRLZCT44X · pith_short_8: 5T57AWQI

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/5T57AWQIRLZCT44X3RF2QPSO7S \
  | 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: ecfbf05a088af229f397dc4ba83e4efc83aa6e9746301c0a233e449589b8ac75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7d46bfef69ffd488bac95dd46e03459b295717318ccad55dc48a324b287e0b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-11-02T14:54:36Z",
    "title_canon_sha256": "f975826e3cab509d357ac08736a4e987dcdb1feecf82d7e3c83b6379929e30c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00906",
    "kind": "arxiv",
    "version": 2
  }
}