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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 - DAVAO ORIENTAL 1ST Award a ₱97.0M contract to MAC BUILDERSNational agencies

Transaction hash:
3e80682eb55a87bb94e5dccce7bda6b5e09db9a99a36ca72e97093f2632cffa0
Status:
Included and unchanged
Block:
#4,755 1,258 blocks after it
Position in block:
Transaction 633 of 2,810
Award day:
Mar 23, 2022 (4 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 #4,755 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)
    The award does not say which budget line pays for it.
    Not published
  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 - DAVAO ORIENTAL 1ST awarded it to MAC BUILDERS on 2022-03-23.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   3e80682eb5…2cffa0now      …
  2. 2. Block Merkle root changed
    stored   63af5e405d…b418bbnow      …
  3. 3. Block #4755 hash changed
    stored   644c2530fa…dcbb1enow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (12 steps)

How this one record is tied to the block's Merkle root, without needing the other 2,809 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3e80682eb55a87bb94e5dccce7bda6b5e09db9a99a36ca72e97093f2632cffa0
  2. 01 L 3e4df7f5d185a33da12dec0d0f6b396bb29e6879bb98aa5d2c4349a78b6a26a4
  3. 02 R 594334904a4def552a5165fe1d1bd08af225551f31cfda50abac878f18e73ef1
  4. 03 R 15686b632e269e2f7e5134e6c6243339f51e35d920e4bee2ec4c3ce968c18d78
  5. 04 L ef1b4e996b32fe4bc54d08b9cf5721b28f135463f7bc4c7616b7851bfa922218
  6. 05 L 0dcf12806d4064b6486454974196b1e93fc67f1a14d3074c33c34e1f4a3dbb9d
  7. 06 L 3f98b8bb467a049024c850da639c96b0757d2f8be6cc657f93baf1fb6c0746ea
  8. 07 L fe4258eb700ffccc36aa1de528f40737dc7f2ecf6fd333c98cbae7e9e29f7502
  9. 08 R a68d0b75400fee14f091967337a2a791ca527384966d51d2a68743ec1afb782c
  10. 09 R 028fbc7cb7edd7469de3841136eb695a3b9bb7018665f6fe7f4d739e20a19f09
  11. 10 L 4da44a48ad6321423fcbbd929540bc448f0c4605536c3b0eff360929b773977c
  12. 11 R eb03f3a7055bce3c70ae993d9025ba5b3d120b8da8cd2e997b021257fe08c754
  13. 12 R a7bef854399dc6685d0a2f68ba8ba711a6874fdbfe5f30891fcdce900425fc1b
  14. root  63af5e405d5c4d05172a1caced43fe6e414da691797cbdae170f6ff9c1b418bb