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 ORIENTAL 2ND Award a ₱4.9M contract to MELROBE BUILDERS CONSTRUCTION & SUPPLIESNational agencies
Transaction hash:
9ce340a52f02dc2af96166c28e2a8f1a326eb504546ef30de654da5a1cb25a3d
Status:
Included and unchanged
Block:
#4,381 1,632 blocks after it
Position in block:
Transaction 206 of 345
Award day:
Mar 5, 2021 (5 yrs 8 mo ago)
Value:
₱4,927,154.36
Project:
21LG0057
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 #4,381 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 ORIENTAL 2ND awarded it to MELROBE BUILDERS CONSTRUCTION & SUPPLIES on 2021-03-05.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 9ce340a52f…b25a3dnow …
- 2. Block Merkle root changedstored 5705d454b3…db2c2anow …
- 3. Block #4381 hash changedstored 62e450eb83…3802f1now …
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 344 records. Each step hashes the current value together with the sibling shown.
- leaf 9ce340a52f02dc2af96166c28e2a8f1a326eb504546ef30de654da5a1cb25a3d
- 01 R 9d3651f7b1c3d7ba4de42310ff861087fca32714d164ae7fa66fd1808efa8968
- 02 L 33d0d9d914699bb5fcb2bc31efa49009f95009aa476fe517c0e09ffd40b65ce3
- 03 L 9724828cbeb1015a330406adeebd0ad36502581bff9dfcc25e87fd3f815203a1
- 04 L ae377220165e3b5ff6c56d59223bf2cbaf185e05f0aa4aad3ae41085d75efd72
- 05 R 61c4891daadbc6eeb440313ce0f43c83d448c1814c87dbbf5cdb68a7713ed35e
- 06 R 2f77080dc86f445875e5f0e67f6abba26342a7e852e3297083ed50d55499ff94
- 07 L 5aee674e50f92d5f97f1ed2a21f56b99f7f3c61ecb2d3a33779493851fb01595
- 08 L ffe2ac7c380ba1570d6bb3d9d091dd64427438871518b768d59a0d4ba8d39638
- 09 R 90e8de663e57919eac7fb59c5a80808bf280e123bb13c4c7d3cfe25edc39986c
- root 5705d454b3dba44eb5a82b3fee73726b3bb13e8e073e9b1238217ecabfdb2c2a