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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 - LAGUNA SUB-DEO Award a ₱1.4M contract to POWER K CONSTRUCTION SUPPLY & SERVICESNational agencies

Transaction hash:
3fb05ab45efe4f272120800e874154c0d393e4a0fb8a45523d4ccd0e351c43ca
Status:
Included and unchanged
Block:
#3,043 2,970 blocks after it
Position in block:
Transaction 59 of 283
Award day:
Apr 10, 2017 (9 yrs 7 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 #3,043 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 2017 LFP", i.e. the FY2017 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 - LAGUNA SUB-DEO awarded it to POWER K CONSTRUCTION SUPPLY & SERVICES on 2017-04-10.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17DP0034: 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 2017-10-30). 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   3fb05ab45e…1c43canow      …
  2. 2. Block Merkle root changed
    stored   cdc86b44e8…142d7cnow      …
  3. 3. Block #3043 hash changed
    stored   2651e34987…b4f71enow      …
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 282 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3fb05ab45efe4f272120800e874154c0d393e4a0fb8a45523d4ccd0e351c43ca
  2. 01 L 3dd287252ac89dbbc5b6af374218fff365e39dc43d54917d54873de47219395d
  3. 02 L 226e2ade94682f88f6e3758275da17fa7e917d54b06cc16fd0b7687aa20c18ea
  4. 03 R 23322cd29c6ac01d1672dede4a2962a908b8b53e0c63e698de8e702e5aff81c3
  5. 04 L 79525b53af92a352ae3fba7f377258187cefbd047f6337c20adcc44f48247692
  6. 05 L 45b9175f3f85762b188a0d033f8b23fc39328ae719059458ab78ae627b99b9ae
  7. 06 L c689490d26ea257f3d4aeb558f414f4039d96bb54dc5f50a5c7a304e6b7dd2c2
  8. 07 R 7da4635e5c2ccf60080a74582fcad40e5031fe5b94c6d8556afab3b86532e26a
  9. 08 R 293ee8b726f1ac12c2f77d13072c11fd885be2d12c4608ad22544a931415c871
  10. 09 R f4dd47b54da8c607e271c98201e181bc6f4a16ecdff4abdf1069926a4930fecc
  11. root  cdc86b44e8fe479d73f585c59cdb7bce9a839e607d089c54fa855f2960142d7c