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 - ZAMBALES 1ST DEO Award a ₱44.5M contract to STO. CRISTO CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
4738cfbd0e1be048f6f902dacda27515de34dabdecb758b9a1db006c8d8cf11e
Status:
Included and unchanged
Block:
#3,796 2,217 blocks after it
Position in block:
Transaction 124 of 460
Award day:
Jun 21, 2019 (7 yrs 4 mo ago)
Value:
₱44,469,120.67
Project:
19CL0016 - Slope Protection / Flood Control
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 #3,796 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 - ZAMBALES 1ST DEO awarded it to STO. CRISTO CONSTRUCTION AND TRADING on 2019-06-21.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 4738cfbd0e…8cf11enow …
- 2. Block Merkle root changedstored 0eeb40d7a3…44f083now …
- 3. Block #3796 hash changedstored 52d39f2ef2…d9da77now …
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 459 records. Each step hashes the current value together with the sibling shown.
- leaf 4738cfbd0e1be048f6f902dacda27515de34dabdecb758b9a1db006c8d8cf11e
- 01 R 49682a918b8a4bd77565c939f05d743f20ff83ff0a4109e8d1a2dd88875db6d5
- 02 R 76b03971e7339a321fdde3ad5d7367433257c2ea7da61b44b90c03eb06f193c2
- 03 L 09d49b44993311577d75ea6e96e12cb29d3bd1fbb907294193c47c5822278373
- 04 L 53fe3801e4c6fe84befd1c4c800362077a2222204b8a3e7c0572a823cecaa1b3
- 05 L e09dd7c9b2b6e53673aeedbd480d54a374be608a06e2ce6df0072ddca0939155
- 06 L 7ba472b32ece76237b00e9aa6949e2f02747cd872aa06dff31f77808c08776f1
- 07 L adb854a967ef98d71a4299a3a9a316ed2f1cd1fa71385a8388f37345a820acbc
- 08 R 2ed8cf3bbc1472baf081f1f586d576e6e1687bff1060fdcdf8ecebabaa43a9ea
- 09 R af415a95be6570d8f166f37d7d91e548612d3d7226d9c18baa03eaadefe5bbb7
- root 0eeb40d7a3398f8f916c4aa313c08d7833cdb1c227f38a851633624df844f083