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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 CITY DEO Award a ₱20.3M contract to WEE ENG CONSTRUCTION, INCORPORATEDNational agencies

Transaction hash:
098fab8212306409ebdfd2e948b029f08e82934e1e7ef3963e2a0575e7594164
Status:
Included and unchanged
Block:
#4,627 1,386 blocks after it
Position in block:
Transaction 15 of 305
Award day:
Nov 12, 2021 (5 yrs 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 #4,627 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 CITY DEO awarded it to WEE ENG CONSTRUCTION, INCORPORATED on 2021-11-12.
    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   098fab8212…594164now      …
  2. 2. Block Merkle root changed
    stored   45b8bf792b…70afecnow      …
  3. 3. Block #4627 hash changed
    stored   9723a4792c…bb7e14now      …
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 304 records. Each step hashes the current value together with the sibling shown.

  1. leaf  098fab8212306409ebdfd2e948b029f08e82934e1e7ef3963e2a0575e7594164
  2. 01 L 0931e80a3d756a7447ab871a1a23ca98de523162991f19454d335e2d5b7e80b1
  3. 02 L 55fd870249b2cdeee87c1652ba0b737656c7935e91a1d84baacd657122f76364
  4. 03 L 81351d03f77bde8d46d923ca6682cb9a9d9f95d1185f0f11ade39e5fa47b4bda
  5. 04 L e24cc55dc95512000d42e4cd832035196f5287af48b50cba9afa496a01aab9c7
  6. 05 R 48ebde9d94e288b2d0c9fb369802eac95a0485b4c896e05a603777cbf3c20f78
  7. 06 R 83eb4202fdff9ec66a08a303aa45e36a55d8f5cc9a9108c510111e5d91bc14be
  8. 07 R bd08c6b909ed23bcd342d780485924003b530f50cc58c2ecd3babc6b9ca2aa9d
  9. 08 R aa0d5d349d09644cb1166f76d10de5b4d55466c244bee96ba500d83fc5e4f008
  10. 09 R 679f64b2584b55b71635c0e29bb5f9162ae3b30aa2a44a9d02d1f1d18f51d099
  11. root  45b8bf792bd89342fe5ae47176b75f269928643033459ef6deed51c6bf70afec