Pith Number

pith:IAOU5EDI

pith:2025:IAOU5EDIHQASTCP2SAZKG2LWH6

not attested not anchored not stored refs pending

Observation of VER J2019+368 with the SST-1M stereoscopic system

Ana Laura M\"uller (for the SST-1M Collaboration), Jakub Jury\v{s}ek, Thomas Tavernier

arxiv:2507.16408 v1 · 2025-07-22 · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IAOU5EDIHQASTCP2SAZKG2LWH6}

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	2026-07-05T11:41:08.841766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

401d4e90683c012989fa9032a369763fad7878ff9e5ef0cb303dd773562e5280

Aliases

arxiv: 2507.16408 · arxiv_version: 2507.16408v1 · doi: 10.48550/arxiv.2507.16408 · pith_short_12: IAOU5EDIHQAS · pith_short_16: IAOU5EDIHQASTCP2 · pith_short_8: IAOU5EDI

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/IAOU5EDIHQASTCP2SAZKG2LWH6 \
  | 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: 401d4e90683c012989fa9032a369763fad7878ff9e5ef0cb303dd773562e5280

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac07fec28673a37e97c7f3a6222249b2056d33205d8de8b4b360832befe28751",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-07-22T09:58:34Z",
    "title_canon_sha256": "0b549221db7ed101829dd1edff5913a235c57fa63a1a375a4a1115eeeb871ae7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.16408",
    "kind": "arxiv",
    "version": 1
  }
}