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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 - EASTERN SAMAR DEO Award a ₱4.9M contract to TUBIGAN BUILDERSNational agencies

Transaction hash:
b399054e10e0d2f19d6cfda2dc668ab0a294eead61e446c321c443675512d6bc
Status:
Included and unchanged
Block:
#5,542 471 blocks after it
Position in block:
Transaction 305 of 414
Award day:
Jun 24, 2024 (2 yrs 4 mo ago)
Value:
₱4,915,620.48
Project:
24IB0126 - Construction of Multi-Purpose Building,

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 #5,542 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)
    DPWH lists the funding source as "Regular Infra - GAA 2024 SSP", i.e. the FY2024 GAA. The exact UACS line is not given.
    Partly
  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 - EASTERN SAMAR DEO awarded it to TUBIGAN BUILDERS on 2024-06-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 24IB0126: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2024-10-23). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   b399054e10…12d6bcnow      …
  2. 2. Block Merkle root changed
    stored   b42a444379…2f03c7now      …
  3. 3. Block #5542 hash changed
    stored   d656e65d23…5e1377now      …
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 413 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b399054e10e0d2f19d6cfda2dc668ab0a294eead61e446c321c443675512d6bc
  2. 01 L b21477e3feb4d3ccca05bd37a5c4fb188442d735bd898ec20664c56e2d6a3b7f
  3. 02 R 1fff159987592840300f9dba3f6f27afff5c30540bcc0aa2a560b3d3db42923c
  4. 03 R f23137359b1896ef75fed6e14f521851743dc9b31135167bbaf26c772d25b867
  5. 04 R acbda4ecc395a88814507818193fa66ebab6bd0748126b1c9f7111d28fdda370
  6. 05 L ca128e636f0b19e172dca348d174d674f7e637c0eb297f41616cde7e12e6d073
  7. 06 L e5d2ddfadf78f3901f1ef979090807094ffc7acd3cc309a4a281cf0f80924801
  8. 07 R 85b5f82501ecb979d2cd6d91d6fd81abb59495a02ec9c878efed9d62d3956274
  9. 08 R ea4fc01999c212f1ff97d3f58ec405dcf74ddb60c680362dfd964fc0683418c4
  10. 09 L dc5a65f6547c01468a7d8e23943788f491691f6c81b483b99220800f94fdb311
  11. root  b42a444379e26ffa05d556f80e07221476c3adea8f1586167997a62d392f03c7