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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 - CAMARINES SUR 4TH Award a ₱1.9M contract to IA FERRER CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
c0d4e7a9b16c95877f4e001c28d695e01da081c90c94aa4d0725970be01cec6b
Status:
Included and unchanged
Block:
#4,891 1,122 blocks after it
Position in block:
Transaction 106 of 143
Award day:
Aug 18, 2022 (4 yrs 2 mo ago)
Value:
₱1,919,755.34
Project:
22FG0086 - Repair and Maintenance of Panagan River

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 #4,891 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 - CAMARINES SUR 4TH awarded it to IA FERRER CONSTRUCTION & SUPPLY on 2022-08-18.
    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   c0d4e7a9b1…1cec6bnow      …
  2. 2. Block Merkle root changed
    stored   8a6e641993…dee677now      …
  3. 3. Block #4891 hash changed
    stored   65f3339f61…c73df3now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 142 records. Each step hashes the current value together with the sibling shown.

  1. leaf  c0d4e7a9b16c95877f4e001c28d695e01da081c90c94aa4d0725970be01cec6b
  2. 01 R c0e8d70e0b7b6d7a3223c2ccc477ecddc3be99a459a20482d1ff7c19cb87742d
  3. 02 L cfa9242fa4560ad7bafa36ea1baa2ac8a1e6fd97cd38ecb2ad255fd96beac413
  4. 03 R 48fc849aad72b05acef0bb876011fbf116e66edf87c561c882fd47a57279007e
  5. 04 L 936e71d363e3980ceef97e6bd2d1b07dfd614c104b8baae0046085093d10750e
  6. 05 R 8be77ed940368a597c8c1ec259fc93f4dfe59fe855ab2f9757329851614ee9e9
  7. 06 L ba1c017928a2dd6ec5eb75075051cbf30f8f9be0bc171a567c6acf50f362baee
  8. 07 L 8da8a142324b97bd5759fdb86168db3315b5aa054e3ff48351d579e2975f9d78
  9. 08 R 4e3fcea32061177ac31b828b1a6a5eca12a4e7a02457f0cbf6eecb97afbbb67e
  10. root  8a6e641993d2bfa8d25cef3634a59871a872bc09e7e3574a9f54984cdfdee677