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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES SUR 1ST Award a ₱4.9M contract to CASTLESTONE CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
718df3c47c58dcb88f8daefd600971439c594d1acf4a7d22bc5754f27976c841
Status:
Included and unchanged
Block:
#4,727 1,286 blocks after it
Position in block:
Transaction 248 of 568
Award day:
Feb 23, 2022 (4 yrs 8 mo ago)

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,727 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    DPWH lists the funding source as "Regular Infra - GAA 2022 CSSP", i.e. the FY2022 GAA. The exact UACS line is not given.
    Partly
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES SUR 1ST awarded it to CASTLESTONE CONSTRUCTION AND SUPPLY on 2022-02-23.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22FD0025: Completed, 100% physical progress.
    Found
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    DPWH marks the contract "Completed" (end 2022-09-02). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   718df3c47c…76c841now      …
  2. 2. Block Merkle root changed
    stored   3d17aa8fc2…7b88a5now      …
  3. 3. Block #4727 hash changed
    stored   8a48b03ace…2a62c6now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 567 records. Each step hashes the current value together with the sibling shown.

  1. leaf  718df3c47c58dcb88f8daefd600971439c594d1acf4a7d22bc5754f27976c841
  2. 01 R 72915edd8fd6655dd5b4248d79a08841e0db18417b6312a92b133ad754aae2f7
  3. 02 R f725d3b55ed1531e27d4adb4d5a3740263e6fd3f06bbc492548cb0053eaa23fd
  4. 03 R 5d30ed6045671eba14ff1dc8a2bbe49eb9051b95aeb9358058cb3400ce7c652e
  5. 04 L 1bf1daffc7b679c75b7831338f2926b46bf84d896943110b67d5d99c5fd580c9
  6. 05 L 7853daa2993ed6822b1039b16ac00e50db0d9a3ad921902bfbc0cc08a3d1b76a
  7. 06 L eb471fb00d963b6bb7f4fd9f9534e97c4e7cf5a68ff246543f9bebdca309ed88
  8. 07 L 2be19ae350d2b7c067779d26cd99726a25027e326b13463d9a74d7d30b63e6e7
  9. 08 L 02ec7728455315179a9584bfb0d2204ff9227c73175dc2bfb4fca70febbe9660
  10. 09 R afea4515b379a459740a294ee91186e03a47ca9ecb27bacfa68bbcdd792532ac
  11. 10 R 3884f4ff94e32beab18908cc92bc4a4e98e73af82f3d9778d5c98a7be53965d9
  12. root  3d17aa8fc213d94886a468d92e0ac0fc327aa87383c112752ddc9e6fa87b88a5