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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 - ZAMBOANGA DEL SUR Award a ₱3.0M contract to EDISON DEVELOPMENT & CONSTRUCTIONNational agencies

Transaction hash:
56984b666ef18c8e4e8f64879296618ec0bdc0707a56ff08e8e6cdf32c59c765
Status:
Included and unchanged
Block:
#3,289 2,724 blocks after it
Position in block:
Transaction 575 of 1,643
Award day:
Dec 29, 2017 (8 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 #3,289 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 - ZAMBOANGA DEL SUR awarded it to EDISON DEVELOPMENT & CONSTRUCTION on 2017-12-29.
    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   56984b666e…59c765now      …
  2. 2. Block Merkle root changed
    stored   9dc9e27074…fd8c8anow      …
  3. 3. Block #3289 hash changed
    stored   5c697f15d8…3f436cnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (11 steps)

How this one record is tied to the block's Merkle root, without needing the other 1,642 records. Each step hashes the current value together with the sibling shown.

  1. leaf  56984b666ef18c8e4e8f64879296618ec0bdc0707a56ff08e8e6cdf32c59c765
  2. 01 L 566e5d476ec68492792df16a45fcb0faaea534ec226995131dd790e079a61a1c
  3. 02 L 877fdd34f248da6cc8a48e35e24087589dc7b29c5497dfdaa09ba25a91fd21c2
  4. 03 L 91da25d61f3f9b93000f652e9f1d751ec66ce834572edf5d1e5454d0f5fc7f43
  5. 04 L 846445bc5ca9f966d000be7665cf719147c009b83b134c78694cabfc5d619faa
  6. 05 L f1a946edd6d53215e70f17a266affe381f6d5c8a94883c80926fa3bfd6e40046
  7. 06 L f975c7e69d9aca84cdd9cd13ab74408409f989470120b61a4b2ecbd841e61b6c
  8. 07 R c373be84ac8afe69f442f80c40930e0951d3e28a7b82309019c0ef5a4f436c27
  9. 08 R 127ef49b45ac441f5731f8231d2d82d59ed0815cdea3e1523109864dd89642d0
  10. 09 R d257b7236b1ed53ac267ef0269f65a6ab3eac74d14f3e72d2b1bf17fc66ccf11
  11. 10 L 1fbd841cfbf24be10a58d7ef199f6709a689fec85119f0170d14baa52e1e9fd6
  12. 11 R b47deafa284488e7f3da8ec3057c95cf3c93876d9566bba22655d93eeff3e235
  13. root  9dc9e270740df82fb2b10a8978ade80bfdfa3c2b06b3be04e9df5fcd02fd8c8a