Pith Number

pith:PTGK2MKT

pith:2018:PTGK2MKTP3FRB4CSWXLHWELOMR

not attested not anchored not stored refs pending

Multi-epoch VLBI of a double maser super burst

Alexandr Volvach, Benito Marcote, Busaba Kramer, Crystal Brogan, Gabor Orosz, Gabriele Surcis, Georgij Rudnitskii, Gordon MacLeod, Huib van Langevelde, Irina Valtts, James O. Chibueze, Jay Blanchard, Katharina Immer, Kee-Tae Kim, Larisa Volvach, Mateusz Olech, Nadya Shakhvorostova, Olga Bayandina, Ross A. Burns, Stan Kurtz, Todd Hunter, Tomoya Hirota, Willem Baan

arxiv:1812.09454 v1 · 2018-12-22 · 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{PTGK2MKTP3FRB4CSWXLHWELOMR}

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	2026-05-17T23:57:27.883374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cccad31537ecb10f052b5d67b116e6444ef179fe928b2aa80315c9edc1d32fb

Aliases

arxiv: 1812.09454 · arxiv_version: 1812.09454v1 · doi: 10.48550/arxiv.1812.09454 · pith_short_12: PTGK2MKTP3FR · pith_short_16: PTGK2MKTP3FRB4CS · pith_short_8: PTGK2MKT

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/PTGK2MKTP3FRB4CSWXLHWELOMR \
  | 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: 7cccad31537ecb10f052b5d67b116e6444ef179fe928b2aa80315c9edc1d32fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fa9ffbf930c3f5e9390d16748d71545592a9c8ec521cd2a0c36c155902394ee",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-12-22T05:37:45Z",
    "title_canon_sha256": "f6cbe2d5ce0520efa9fce3eac448f75349334905b58dab7781a8dcd0a08b15fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09454",
    "kind": "arxiv",
    "version": 1
  }
}