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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 - ZN IST DEO Award a ₱8.0M contract to RUDHIL CONSTRUCTION & ENTERPRISES, INC.National agencies

Transaction hash:
45d77f76db6e4c3f6fdfb09ba7ea94b98cebfd95ac8c8e22010ae32ffbc8f319
Status:
Included and unchanged
Block:
#2,549 3,464 blocks after it
Position in block:
Transaction 55 of 191
Award day:
Oct 16, 2015 (11 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 #2,549 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 - ZN IST DEO awarded it to RUDHIL CONSTRUCTION & ENTERPRISES, INC. on 2015-10-16.
    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   45d77f76db…c8f319now      …
  2. 2. Block Merkle root changed
    stored   56606d15ff…9c2adenow      …
  3. 3. Block #2549 hash changed
    stored   592c83659b…b66db6now      …
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 190 records. Each step hashes the current value together with the sibling shown.

  1. leaf  45d77f76db6e4c3f6fdfb09ba7ea94b98cebfd95ac8c8e22010ae32ffbc8f319
  2. 01 L 453d751c5ecdc52630b2d75619ae770019537e66fd4a8af730137ce0089bef2f
  3. 02 L d8627c0fce2f402457b622900d2a70ea3674a1141cecde027f6c5e3148b56128
  4. 03 L b4f79ad71361df1c57001726d3ee34b7c50e657f4c56da73d4df8e708217dae8
  5. 04 R 505e3a6f494a0a28f28094d3888c785f1073bbdd022523afb5bb05c86b9a4bd6
  6. 05 L c8c9839b7349214b88251a205f1a2d7afade03b3c47bb173dad6ecba0b8731d1
  7. 06 L b60d49d7d1120eec8347b78d029e64b5aa655fe8ee9dc951fbebe247c159d01e
  8. 07 R 7a728d724faf9ff4871c083d8092d525e57123187c6d712ad278f76a20ac3c22
  9. 08 R a97422cff66e873e4bd3d2145ed4812077a170a586858fc423ba50ef32f30093
  10. root  56606d15ff55e84308a3fc5f8b1b4bfb76071e2aa5c4d5b6133a41d2759c2ade