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 - IFUGAO 2ND DEO Award a ₱479.3K contract to EPN BUILDERS & DEVELOPERSNational agencies
Transaction hash:
b77c856b98e453c767931affbfe1a2bc59495e58d55eaab54bbcdf80a0f54802
Status:
Included and unchanged
Block:
#1,701 4,312 blocks after it
Position in block:
Transaction 125 of 174
Award day:
Mar 12, 2013 (13 yrs 8 mo ago)
Value:
₱479,285.71
Project:
13PJ0007 Construction of Multi-Purpose Building
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 #1,701 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 - IFUGAO 2ND DEO awarded it to EPN BUILDERS & DEVELOPERS on 2013-03-12.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 b77c856b98…f54802now …
- 2. Block Merkle root changedstored 58e65b49f0…71c315now …
- 3. Block #1701 hash changedstored bb524db5f9…de1b2cnow …
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 173 records. Each step hashes the current value together with the sibling shown.
- leaf b77c856b98e453c767931affbfe1a2bc59495e58d55eaab54bbcdf80a0f54802
- 01 L b3ce2934e5cfda4ab65b35dad89575b436fe246d479b875985bf01ee82fc64c0
- 02 R 228b2a4e374ac85b0898e4cf5d2602cfb68b7f184f90a880efd29c34bbee4fc4
- 03 L 1fd7633edc95e38834bc8f65ed5b6ecfad7bd6ebcdcd15badf1d6e4731365516
- 04 L 113d13d046ee5c1d8018f48c22f724b6f45863b8638d6a3a61bd36e4cb8da293
- 05 L d202343638c5155203e2977d952e9537b4a6beb3e6401411ac34c9d94ae26049
- 06 L 6750afb6ce92ad20be0a4aca67d94816cb87a19440e10c91dc1bc6007541dffc
- 07 L 21cc9c3439b56a6964534eff2f48b25d925392ce5b341adeaa806edc238f7087
- 08 R 5cea549b8117e1c6e8d207fb6cf0546f1c72a549168caeb8578381b342a1069f
- root 58e65b49f059070dfe487d13b2ccc88c47495c2adc1a33e3ba590895c071c315