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 OCCIDENTAL D Award a ₱54.2M contract to ALPHA & OMEGA GEN. CONTRACTOR & DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
6f2efc878a1d5d6d03445407e4245ea0789c1f213177fbc382fb11cea05f9f3d
Status:
Included and unchanged
Block:
#4,418 1,595 blocks after it
Position in block:
Transaction 152 of 358
Award day:
Apr 12, 2021 (5 yrs 7 mo ago)
Value:
₱54,232,883.42
Project:
CID No. 21LE0013 OFF-CARRIAGEWAY IMPROVEMENT-SECON
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 #4,418 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 OCCIDENTAL D awarded it to ALPHA & OMEGA GEN. CONTRACTOR & DEVELOPMENT CORPORATION on 2021-04-12.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 6f2efc878a…5f9f3dnow …
- 2. Block Merkle root changedstored fbc1704bca…efd2a7now …
- 3. Block #4418 hash changedstored 65618cc7dd…ee5570now …
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 357 records. Each step hashes the current value together with the sibling shown.
- leaf 6f2efc878a1d5d6d03445407e4245ea0789c1f213177fbc382fb11cea05f9f3d
- 01 R 6fcb865bffbde4e5c2b4740b4541bb72d9377e39ca4ba12e838e0f42bc0cef87
- 02 R 32e151f38817f8487d14b38efcef8350e5dac055e8502ed600e6b9b18e8f2d30
- 03 R 13f7b42e79501f74d3b4619b232bb8068d8ead2095ea9a24f2f75cad95fc4c5e
- 04 L 8f9360893d26e8a434e58f9321c1adde26fec12bf9ad0d51adcd7f4306a66f5b
- 05 L 4cacd616a8239a83a9bdcf97b1aee97700bc1bff9d16aea4b0515b87c9dbebad
- 06 R 876bbec1e5270bfcc5237b4b65f7b590d6c25d5fc4792e6886cfe97c37008ce7
- 07 R 93d1e81a4bb5daa8b57ee5f6eb717e44619dada56ca7faefb3d9b415b5402440
- 08 L ae15ca5a3f9c82c7b14c57017bef6407e4c9b2c92e95803880bd5df29888ac2f
- 09 R 08a7dfaf33f7cbaaaf639da4bfeb10b0c80f092e6cadb174c331c3fd87af6a66
- root fbc1704bcafdb602cb8c18ee404765ed07192a2f26b2bd176f97e2e6a7efd2a7