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 - DAVAO DEL SUR 2ND Award a ₱7.9M contract to ST. GERRARD CONSTRUCTIONNational agencies
Transaction hash:
3dc4ff4e05eb5b9642e4d1a9ca6cb2522caa65b3121a5774ff6eb5e39c16a7fa
Status:
Included and unchanged
Block:
#2,217 3,796 blocks after it
Position in block:
Transaction 36 of 140
Award day:
Oct 20, 2014 (12 yrs ago)
Value:
₱7,930,393.03
Project:
14LE0022,noa,reso,ntp,contract
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 #2,217 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 - DAVAO DEL SUR 2ND awarded it to ST. GERRARD CONSTRUCTION on 2014-10-20.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 3dc4ff4e05…16a7fanow …
- 2. Block Merkle root changedstored 9d1e024191…ab9cd8now …
- 3. Block #2217 hash changedstored e352cd3e4c…d7ea71now …
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 139 records. Each step hashes the current value together with the sibling shown.
- leaf 3dc4ff4e05eb5b9642e4d1a9ca6cb2522caa65b3121a5774ff6eb5e39c16a7fa
- 01 R 3e348f19658e6e9cf8a97cb607d5923b9d531a6b86de3f3f6c262e295e108f0a
- 02 R 99b4dc057a5820f0fcd9f87bb38b11c41af2b2ec989f90f31b9a171f262dc3da
- 03 L f278f506969ef0a26a539e6c1f29e9cea63a779e054f66b7067fafb89d90eab8
- 04 R d5b40c91321d402a5c897f9003a72b5486a33ce4227dcba81ff2e8f6286d47b0
- 05 R 0e71be5595b880bba436e9bf808cee38d9d4a1b9c0f3d2ed25cdcd2b95f0d45a
- 06 L a6791262e44a61085dcead1205423c0f6d36daf7563d478fabb25285771a3742
- 07 R 9b9b2b8ddfd0971e79f5fd27eeeb2e577159a174894b5f3fb8ee6c4a7092d54c
- 08 R c33421b158878b06f19f86152f8ff3f2284944a6dcef6ab4d4a7ba862b8f073d
- root 9d1e024191a1c41e1a7ff71edd3e57210ed7d3c042d7900eaebdbd68a1ab9cd8