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 - ISABELA 1ST DEO Award a ₱2.8M contract to CHOLO CONSTRUCTION & TRADINGNational agencies
Transaction hash:
4ef0dea2b2b4df4156701eb98779b77431bc52ea1f6ee4073fff0a72afb000d3
Status:
Included and unchanged
Block:
#2,365 3,648 blocks after it
Position in block:
Transaction 70 of 225
Award day:
Mar 31, 2015 (11 yrs 7 mo ago)
Value:
₱2,819,400.68
Project:
15BE0035
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 #2,365 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 - ISABELA 1ST DEO awarded it to CHOLO CONSTRUCTION & TRADING on 2015-03-31.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 4ef0dea2b2…b000d3now …
- 2. Block Merkle root changedstored 51c8c4d1f9…f11da4now …
- 3. Block #2365 hash changedstored bae64d0ea3…938588now …
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 224 records. Each step hashes the current value together with the sibling shown.
- leaf 4ef0dea2b2b4df4156701eb98779b77431bc52ea1f6ee4073fff0a72afb000d3
- 01 R 5002c9a8db5cc060fb5f1fdbad9eb1c7e3fe5aa5a476a3b0e12594c39d9a655d
- 02 L 429afb89376d0ced742502d3b94ca0773e6c183ffa6c78a60c1afe1dd8d4004c
- 03 L 7be974e3c30f589ad0e43acd94f04b236a1d57b0100a90716d001bcc221f8134
- 04 R 75ef926e88dcdca8b32ce263fc06e19b70e18832c4a1b54a382c687b8b81dfb2
- 05 R b3e9aff979c4d61298fcd3e5cd9d498a37047cd816547245f4f85b15bfc2a84e
- 06 R 06517176c51e3697f9688865cc3ac83100b7346ece7582dc9a6bc936a22efad8
- 07 L a17c4d462696739e9354f5242d0c33f2388954d56638bf7e10e686b4ef22efd6
- 08 R 1b63ebb1ebc77b8899619bab46ff21872ffd41a56bd834582c311032637b360d
- root 51c8c4d1f985f4c9e4e77f405c0b54d83095606d69a3a0d9ede79da77bf11da4