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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 - REGION V Award a ₱33.7M contract to ZKR CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
d2a7f2f8fac2247367565ee67644858338992250a4a038039bb3d1c63604d1a8
Status:
Included and unchanged
Block:
#3,968 2,045 blocks after it
Position in block:
Transaction 242 of 285
Award day:
Dec 17, 2019 (6 yrs 10 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 #3,968 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 "Outside Infra - GAA 2019 NDRRMF", i.e. the FY2019 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 - REGION V awarded it to ZKR CONSTRUCTION & SUPPLY on 2019-12-17.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19F00129: 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 2020-12-31). 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   d2a7f2f8fa…04d1a8now      …
  2. 2. Block Merkle root changed
    stored   d150d54e58…98f760now      …
  3. 3. Block #3968 hash changed
    stored   05c123efb0…75fd33now      …
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 284 records. Each step hashes the current value together with the sibling shown.

  1. leaf  d2a7f2f8fac2247367565ee67644858338992250a4a038039bb3d1c63604d1a8
  2. 01 R d2fb5a094c6783dd6492141065eae4ea9eec8284cec038edeb3ddc17e6317d8e
  3. 02 L ee9a4b600448ae437d0b71d340aeab0d6357bb95cfd47e37e2377cfb134c0d83
  4. 03 R 45a45de2d31d62ea1170dcd1ae4acedd67f4c8720226d84cf52ab1be60ee3c23
  5. 04 R 74265274fe588ef396af6a04aba0df47f6905794544f841dff9b49b3bae21aa8
  6. 05 L be65956eeefcdb03ee1d62992de6087086f372b6faad324e81f3a1d4acd79077
  7. 06 L b0c77d831e5ddd698684fa26bd80cb20dbf47a66ee397bfa89e8a039c7ee1300
  8. 07 L 401d7dea7f10926a3d034bdddfa7fb414146bcfa87da2f200134e68e51e44f00
  9. 08 L bc6952ea4733e0b6d1b97b282607a27e098e38d1169bbe78b079b184dd30a6af
  10. 09 R 4fcf00b693f0714dddb06f71cd9da8d0bf21a60f72674eff7a6e4df99c2c4175
  11. root  d150d54e58b78048b2ac8bacfecedcfac63c53b11ce282126bbbf6d82998f760