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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 - REGION V Award a ₱2.5M contract to CBC CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
98a164bb48cbc7df5d5589a719c0d4add34a751f16acd328f2f4a018baa58dee
Status:
Included and unchanged
Block:
#2,620 3,393 blocks after it
Position in block:
Transaction 298 of 472
Award day:
Dec 29, 2015 (10 yrs 10 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 #2,620 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 - REGION V awarded it to CBC CONSTRUCTION & SUPPLY on 2015-12-29.
    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   98a164bb48…a58deenow      …
  2. 2. Block Merkle root changed
    stored   7995a7aa04…75e545now      …
  3. 3. Block #2620 hash changed
    stored   f64fd5a658…500557now      …
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 471 records. Each step hashes the current value together with the sibling shown.

  1. leaf  98a164bb48cbc7df5d5589a719c0d4add34a751f16acd328f2f4a018baa58dee
  2. 01 R 9992ba1381321531d386ed3aac3a58fc9d6eaf7cf20a39359c74e1949f7a43db
  3. 02 L dddaafad751cef4db27af9508b5c6398894c66fb4675df7dc29130ad489801f1
  4. 03 R 4e8772e3c33e7749df7fb2b7d019318915110dc80ab1b5d49088f3b2f5b4a80b
  5. 04 L 1275f442fd21761cd2e93b4c9986ce6f0ffdb77bffbd0eae6406913af57200bb
  6. 05 R 9b7dc8a1e28b4eee4edba139253fb8bbff0a4d6c58ba99362ecf058f2dc40472
  7. 06 L e3221701d74f4f34ea30c0c62fd9489c5335da9bc49cf2e49a3ad8566f5c2882
  8. 07 R 0927d1a7458f68a8b4d17d1fcd683544d60531f97c6cf7ec2f9415e5c0eebba4
  9. 08 R d27b8d875c3c0c8d59ddd814c1c53b29b21a12cd7001c7f584ed617736c57c34
  10. 09 L fe9159bfbcb4360554307239558bff03cf330ff4321d8b1dbc930a0915d271f3
  11. root  7995a7aa040f15e69b8fe21fe69c888574f45fa51fdca593e7abf8d6b175e545