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 - REGION II Award a ₱34.6M contract to EGB CONSTRUCTIONNational agencies
Transaction hash:
e49d5d16633787f006ca6a8ec530cf66ea03d6a3ec5f8ce248345b95472c130e
Status:
Included and unchanged
Block:
#4,117 1,896 blocks after it
Position in block:
Transaction 135 of 148
Award day:
May 29, 2020 (6 yrs 5 mo ago)
Value:
₱34,633,911.85
Project:
20B00053
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 #4,117 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 - REGION II awarded it to EGB CONSTRUCTION on 2020-05-29.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 e49d5d1663…2c130enow …
- 2. Block Merkle root changedstored 4f6a5dfc3a…77e23enow …
- 3. Block #4117 hash changedstored c6713ef79a…c3d30cnow …
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 147 records. Each step hashes the current value together with the sibling shown.
- leaf e49d5d16633787f006ca6a8ec530cf66ea03d6a3ec5f8ce248345b95472c130e
- 01 L e39ca277c2adc914ef61cd5a94d98f6521db6f1fd3818bbb90b0095e6cad211e
- 02 L 108331a12e2439a5162b6c6b10fbfc114edb136399734d8b6b3d1719f5b0170b
- 03 L bac88ec73b43b2001d254fbba15a19fed97ae8986c3f74a779ce6d7306dd7e3f
- 04 R 400a3d07c74aa728ff36cd009947bf08e1645f5a04fb0aa5358a29592ee1bbba
- 05 R 116b63ed45354f7e4db4190d11a88a1f29150a391aff45f956f730f825b6bd31
- 06 R 344d8e6e98d4d8f6ad7af53099cf8d7747f06eec9e75a01dc935840f462d411e
- 07 R a456afc5c6c7383477bbaaac0f600552389f59aba282cf227f249e8535e6cd2c
- 08 L 1aba7b5540e2ab3e2bfe8f21e7c788865742172e0cc52ea8172f659fcc76f3ce
- root 4f6a5dfc3a36933d055990a2d13840ac1f46c42729570d5756fe07602f77e23e