Pith Number

pith:FIFUXCXE

pith:2021:FIFUXCXEOTKBYG2TGZTVGFYX7H

not attested not anchored not stored refs pending

Project MOMO: Multiwavelength Observations and Modelling of OJ 287

A. Gonzalez, A. Kraus, A.R. Hollett, D. Grupe, I. Myserlis, J.L. G\'omez, L.C. Gallo, M.J. Valtonen, M.L. Parker, S. Ciprini, S. Komossa, U.Bach

arxiv:2107.00083 v1 · 2021-06-30 · astro-ph.HE · 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{FIFUXCXEOTKBYG2TGZTVGFYX7H}

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	2026-07-05T02:54:20.334220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a0b4b8ae474d41c1b533667531717f9cfc0510d2a1009dc40b73a13b346b0ae

Aliases

arxiv: 2107.00083 · arxiv_version: 2107.00083v1 · doi: 10.48550/arxiv.2107.00083 · pith_short_12: FIFUXCXEOTKB · pith_short_16: FIFUXCXEOTKBYG2T · pith_short_8: FIFUXCXE

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/FIFUXCXEOTKBYG2TGZTVGFYX7H \
  | 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: 2a0b4b8ae474d41c1b533667531717f9cfc0510d2a1009dc40b73a13b346b0ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a09d6eef4d2c31b98b5df7cf370c1f2abc01cf2157c5eaa72907dd108369f8b1",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-06-30T20:15:20Z",
    "title_canon_sha256": "1b5a682c94e8dd791675c0514a81aee841759ae54a8bfb8afca8c43db51e2ed6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.00083",
    "kind": "arxiv",
    "version": 1
  }
}