Pith Number

pith:H7E5I22Y

pith:2018:H7E5I22YK4I3LPSDUZAJS3SGNO

not attested not anchored not stored refs pending

Spectroscopic identification of INTEGRAL high-energy sources with VLT/ISAAC

Alexis Coleiro, Christian Nitschelm, Francis Fortin, John Tomsick, Sylvain Chaty

arxiv:1808.09816 v1 · 2018-08-28 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H7E5I22YK4I3LPSDUZAJS3SGNO}

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	2026-05-18T00:01:57.975205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fc9d46b585711b5be43a640996e466bacc7164df9b33eb2f8300452d03cdec4

Aliases

arxiv: 1808.09816 · arxiv_version: 1808.09816v1 · doi: 10.48550/arxiv.1808.09816 · pith_short_12: H7E5I22YK4I3 · pith_short_16: H7E5I22YK4I3LPSD · pith_short_8: H7E5I22Y

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/H7E5I22YK4I3LPSDUZAJS3SGNO \
  | 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: 3fc9d46b585711b5be43a640996e466bacc7164df9b33eb2f8300452d03cdec4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdc4debd40b1dddf29314b37f51f2ac0656e545bee9b9cf84e2853978cd91b7f",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-08-28T09:49:59Z",
    "title_canon_sha256": "85461efc838d9a81aa472357917ea8e045257ca1d1a778e383648261f797dc5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.09816",
    "kind": "arxiv",
    "version": 1
  }
}