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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 - MASBATE 1ST DEO Award a ₱4.9M contract to L BROS CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
f21d2e4834232f8feffa877398308d9f752c2298220c45ffcc08e55905bd6d57
Status:
Included and unchanged
Block:
#4,035 1,978 blocks after it
Position in block:
Transaction 253 of 267
Award day:
Feb 26, 2020 (6 yrs 8 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 #4,035 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 - MASBATE 1ST DEO awarded it to L BROS CONSTRUCTION AND SUPPLY on 2020-02-26.
    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   f21d2e4834…bd6d57now      …
  2. 2. Block Merkle root changed
    stored   33d48f8888…15b4d0now      …
  3. 3. Block #4035 hash changed
    stored   dcc6ae5734…6bf225now      …
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 266 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f21d2e4834232f8feffa877398308d9f752c2298220c45ffcc08e55905bd6d57
  2. 01 L f111bedced26705816a283f1c12e836c3ac9aba1053f246296245ea8d2415e25
  3. 02 R 0cd2ca3348defcebd09bbbbc3410c4a9819565d1e0e50f35033a3bcf483269b4
  4. 03 L 29e144e48d09a4ffed356ac133744b2fad03119b6455dca7c642dc32888ca54e
  5. 04 L d4d7e37db92e155f119e1f91aa1707baf42507005684eef0382d6cfa54095ce9
  6. 05 L 756ce5d4216c16cb99ec61b83e4839d06fd13bc078fea31d7076de09517ccf03
  7. 06 L e33c098395b704a912df8adeec0389be68bc1aaea3d3145b14360661cfca566c
  8. 07 L 5d20c7251deb3ddaea87f97b2f72f95ed286f0d9be5472316293c4b9430d207f
  9. 08 L 2434dc5e638f380096d35bea42a12294e5681eba0b5e9166f424ab1d8c408987
  10. 09 R a8addfabb58e06a1a0f9a4a86b1d725a60d1ed128866e3a594405e60a91da806
  11. root  33d48f88882a042b4046012fa9d1c4ab01899430c39580c973fb437cef15b4d0