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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 - QUIRINO DEO Award a ₱4.7M contract to COLBY CONSTRUCTIONNational agencies

Transaction hash:
9435ee9162d0e54dfd3b9342b9750356922a1c406b78e499032f8bf76347d8d9
Status:
Included and unchanged
Block:
#5,048 965 blocks after it
Position in block:
Transaction 164 of 281
Award day:
Jan 26, 2023 (3 yrs 9 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 #5,048 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 2023 CSSP", i.e. the FY2023 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 - QUIRINO DEO awarded it to COLBY CONSTRUCTION on 2023-01-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23BK0018: 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 2023-03-25). 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   9435ee9162…47d8d9now      …
  2. 2. Block Merkle root changed
    stored   b86674f806…4df2dbnow      …
  3. 3. Block #5048 hash changed
    stored   94d9f5d0a8…0987ffnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 280 records. Each step hashes the current value together with the sibling shown.

  1. leaf  9435ee9162d0e54dfd3b9342b9750356922a1c406b78e499032f8bf76347d8d9
  2. 01 R 945a5ac28878a392d418fc084f1fab981df87d912a2f9d3794eba55b65c7c5fc
  3. 02 R f8894a18b86b545564debed569ac8290d733f8337c7812f0ea26c0fd18df4652
  4. 03 L 62407ca29064ac2ba86c7a86adaa5f7c75053c805d5441e8d70e7223ead54eae
  5. 04 R d661ff51c0e1d5cbaa20db1cfd140194565fde9306b21f2ee8a5f644fb5da451
  6. 05 R 60d5f6e39bf60897f9e5b1ec95886fb3139466922d19026aea24141646912bdb
  7. 06 L fd336460d1b219c1c9c50f31fbb19b5968337d38092c583b76e67d281034173f
  8. 07 R c90b70ee274593f27f133b309b3dc5499edf06287ecfaa15e570d3deeeef32b3
  9. 08 L a2f146f62e12613b7f30b31e680e5e2ee959308ab1d86e4e9b22cc669a5f680d
  10. 09 R e7557cadd47de9e6885bc70b5814ccc6cb486a701569ec72f30f05e44a2f8256
  11. root  b86674f8061d2789867e2dd58f9bdc46cd11308fe02b8fb05394a413934df2db