Pith Number

pith:Q5ZSKZMF

pith:2021:Q5ZSKZMF5YGSZ7KLITXMEYOXI2

not attested not anchored not stored refs pending

Knowledge-based Embodied Question Answering

Di Guo, Fuchun Sun, Huaping Liu, Mengmeng Ge, Sinan Tan

arxiv:2109.07872 v1 · 2021-09-16 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q5ZSKZMF5YGSZ7KLITXMEYOXI2}

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	2026-07-05T03:15:01.985351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8773256585ee0d2cfd4b44eec261d746966b5bdb6ca4123388bdf32583959058

Aliases

arxiv: 2109.07872 · arxiv_version: 2109.07872v1 · doi: 10.48550/arxiv.2109.07872 · pith_short_12: Q5ZSKZMF5YGS · pith_short_16: Q5ZSKZMF5YGSZ7KL · pith_short_8: Q5ZSKZMF

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/Q5ZSKZMF5YGSZ7KLITXMEYOXI2 \
  | 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: 8773256585ee0d2cfd4b44eec261d746966b5bdb6ca4123388bdf32583959058

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebcd7742651e25bdeab7d03684984676f5f5259b2c0bc71c4e1652a8acb6cc1a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-09-16T11:11:44Z",
    "title_canon_sha256": "669732ae6797a57d0ae8480c1791b71e1739c612dbbd78d8a288187bddc806fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07872",
    "kind": "arxiv",
    "version": 1
  }
}