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
APITransaction 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)
Value:
₱8,843,304.79
Project:
18GK0012
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice 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. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 5d71bbdfaa…5a4bd1now …
- 2. Block Merkle root changedstored ff75e9f48d…6b7a16now …
- 3. Block #3309 hash changedstored 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.
- leaf 5d71bbdfaac4f3e0c90afbd6a4faae72aee09ab249c767cc55e39dfabc5a4bd1
- 01 L 5c8bb9c11a0e405b593adeb4883afec704b6ce57e654a8eab6c437208ae89f4b
- 02 R 9455b7aa50e1988d32ef09dc784b659cc3a11ec72ec6b667b3cc9f7cda9b423f
- 03 R ea249657a47c2ccd89680f73a8adb08cbd58379332e05c97786496db7a5f942a
- 04 L f155e08c3b419b8fa1f281b6e30de19a0ecfb2b37fa065f0feea26ecce88936f
- 05 R 1520c5ae2876be39b2182283f37317aa76cc3d1b589bc69d53d2bb22fae1041d
- 06 R 2f79cb47c0b2e2fc37b5878e91f5d8d6b5f53db650a0d4b8b0f8a16208a864d9
- 07 L f83743b658044c40c65a1647d026f2e94648f3110a154a0ba4af8bfa25035184
- 08 R 1bc7276d2f52900769d549e9e594c1c334243d0e427a5b18712a2fd3f33778d9
- root ff75e9f48dd9ca21a7706eb7f9c740ce7409f636cccddb4e53fd5c650e6b7a16