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 - TARLAC 2ND-DEO Award a ₱37.7M contract to STO. CRISTO CONSTRUCTION AND TRADING INC.National agencies
Transaction hash:
e01aedc879171ccfbdb1ba147984ce7212be70a9e426c87e0d43480c75702e88
Status:
Included and unchanged
Block:
#4,285 1,728 blocks after it
Position in block:
Transaction 662 of 754
Award day:
Nov 19, 2020 (5 yrs 11 mo ago)
Value:
₱37,670,356.72
Project:
20CK0014
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 #4,285 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)DPWH lists the funding source as "Regular Infra - GAA 2020 LP", i.e. the FY2020 GAA. The exact UACS line is not given.Partly
- 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 - TARLAC 2ND-DEO awarded it to STO. CRISTO CONSTRUCTION AND TRADING INC. on 2020-11-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20CK0014: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2021-04-19). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 e01aedc879…702e88now …
- 2. Block Merkle root changedstored dc3fa16ed9…913202now …
- 3. Block #4285 hash changedstored d67efe756d…bd11a4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 753 records. Each step hashes the current value together with the sibling shown.
- leaf e01aedc879171ccfbdb1ba147984ce7212be70a9e426c87e0d43480c75702e88
- 01 R e0336777fb495f1d3445f2cab16705a43514d198b376e97fcb5bf604eff7c806
- 02 L 3172c5eaf0b8e5549cee485dd9367125cef716fbbcb79905c403baf081bed873
- 03 L 61e5fc5d2c10e2b18c16936545708009c6eceb54105430a939b267885ca81297
- 04 R b7d7ba80a6edf17822fe5da4ad045b6375cbf128ac3ac2cdb7c452271ea21ac0
- 05 L 84231ae8bdfff4ed7b01491ad79671f2cbe798ed0921b4004b066a12756d709e
- 06 R ca02fef675e72f81f37b0509b5dc9db500b50673c20aebbf70521c35689d8646
- 07 R 142edb3d747f87dadd918dbc7510004e297c1a31e55946e59f0982d78643d89b
- 08 L 942ed98275312d386ea4e1c17cd16e92ea8df918d610842a4ce3b3d5c8c6f9df
- 09 R 465a56550a69747d3149c6787f67874c1a776406b4e2a9cc0a084031c4b144a2
- 10 L 57b8e04a273ba7becff11b64d0524080d964dafcde20d98892a4059d526e3607
- root dc3fa16ed9ceee86290dd88ca648772c944c0a0f78b1d724aae1236ff1913202