Pith Number

pith:7GCUCSCG

pith:2021:7GCUCSCGYVXCGM26DU3S4URCYQ

not attested not anchored not stored refs pending

The eROSITA Final Equatorial-Depth Survey (eFEDS). The stellar counterparts of eROSITA sources identified by machine learning and Bayesian algorithms

J. H. M. M. Schmitt, J. Robrade, M. Salvato, P. C. Schneider, S. Czesla, S. Freund

arxiv:2106.14521 v1 · 2021-06-28 · astro-ph.SR · astro-ph.GA · 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{7GCUCSCGYVXCGM26DU3S4URCYQ}

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	2026-07-05T04:24:09.993302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f985414846c56e23335e1d372e5222c43c77ac7be62e1c153ebc77a4f1a5ac87

Aliases

arxiv: 2106.14521 · arxiv_version: 2106.14521v1 · doi: 10.48550/arxiv.2106.14521 · pith_short_12: 7GCUCSCGYVXC · pith_short_16: 7GCUCSCGYVXCGM26 · pith_short_8: 7GCUCSCG

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/7GCUCSCGYVXCGM26DU3S4URCYQ \
  | 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: f985414846c56e23335e1d372e5222c43c77ac7be62e1c153ebc77a4f1a5ac87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80bdcd02db2f7567c785343668fea3c9982f587bf6fbb3f737777a77f18f3d48",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-06-28T10:07:53Z",
    "title_canon_sha256": "0eab000774ee1df99587c37129187ba801429d6e859fb8684046f1d79b6ec94d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.14521",
    "kind": "arxiv",
    "version": 1
  }
}