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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 - NEG. OCC. 1ST DEO Award a ₱8.8M contract to REDSON CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
5d71bbdfaac4f3e0c90afbd6a4faae72aee09ab249c767cc55e39dfabc5a4bd1
Status:
Included and unchanged
Block:
#3,309 2,704 blocks after it
Position in block:
Transaction 73 of 219
Award day:
Jan 19, 2018 (8 yrs 9 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 #3,309 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 - NEG. OCC. 1ST DEO awarded it to REDSON CONSTRUCTION AND SUPPLIES on 2018-01-19.
    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   5d71bbdfaa…5a4bd1now      …
  2. 2. Block Merkle root changed
    stored   ff75e9f48d…6b7a16now      …
  3. 3. Block #3309 hash changed
    stored   12ccb11994…3b7d58now      …
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 218 records. Each step hashes the current value together with the sibling shown.

  1. leaf  5d71bbdfaac4f3e0c90afbd6a4faae72aee09ab249c767cc55e39dfabc5a4bd1
  2. 01 L 5c8bb9c11a0e405b593adeb4883afec704b6ce57e654a8eab6c437208ae89f4b
  3. 02 R 9455b7aa50e1988d32ef09dc784b659cc3a11ec72ec6b667b3cc9f7cda9b423f
  4. 03 R ea249657a47c2ccd89680f73a8adb08cbd58379332e05c97786496db7a5f942a
  5. 04 L f155e08c3b419b8fa1f281b6e30de19a0ecfb2b37fa065f0feea26ecce88936f
  6. 05 R 1520c5ae2876be39b2182283f37317aa76cc3d1b589bc69d53d2bb22fae1041d
  7. 06 R 2f79cb47c0b2e2fc37b5878e91f5d8d6b5f53db650a0d4b8b0f8a16208a864d9
  8. 07 L f83743b658044c40c65a1647d026f2e94648f3110a154a0ba4af8bfa25035184
  9. 08 R 1bc7276d2f52900769d549e9e594c1c334243d0e427a5b18712a2fd3f33778d9
  10. root  ff75e9f48dd9ca21a7706eb7f9c740ce7409f636cccddb4e53fd5c650e6b7a16