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 - PAMPANGA 1ST DEO Award a ₱63.4M contract to FERDSTAR BUILDERS CONTRACTORSNational agencies
Transaction hash:
00e2b91eec6d2c9bd698ed54932cd8af3fb200aa2221fbd31b4166ed96d93ee6
Status:
Included and unchanged
Block:
#4,725 1,288 blocks after it
Position in block:
Transaction 2 of 589
Award day:
Feb 21, 2022 (4 yrs 8 mo ago)
Value:
₱63,413,296.47
Project:
22CG0040 - Sustainable Infrastructure Projects All
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 #4,725 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 - PAMPANGA 1ST DEO awarded it to FERDSTAR BUILDERS CONTRACTORS on 2022-02-21.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 00e2b91eec…d93ee6now …
- 2. Block Merkle root changedstored 526ce4d8cc…f674b2now …
- 3. Block #4725 hash changedstored cc179917a5…0ff749now …
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 588 records. Each step hashes the current value together with the sibling shown.
- leaf 00e2b91eec6d2c9bd698ed54932cd8af3fb200aa2221fbd31b4166ed96d93ee6
- 01 R 01acefd4a382d4232171119956157167dc1235ed7b53046448b16662f3f5f1b6
- 02 L b0e247a62f13db816e35635b1bcac1dcb8db62afaad842c73295e495796a6f89
- 03 R 524dc728025b710d9321ac1793641fd395179a4ab9884e0ed7b5917d6180a080
- 04 R f2be078a440f54e3110c66a64d5196092501acd7ea36e9a7b6ed07ed8bb780ea
- 05 R 7de560e1ff092ffcf619627b2e47da49463926d049bf634e8bcc0227a861093f
- 06 R 0c2236698f919ac46e12601f4356ddb851574f4bb7c53dbc9fda5d4ba8c93ad7
- 07 R dcb1de843e548149c9b4b6453b2bd7acde72b1a3e654d92eb3db50c2b4c7ffac
- 08 R a89577509189b5bb92b466db9e5e775bb984f8595923d1a260a50a11b6f36352
- 09 R 932fafb2678fdabfc513b055764fc966be2e09acd806d3dad165f3eeb52085c7
- 10 R 3ba671e8160846f417a639d21a779cea6a8948d836ff7db179f166256055a62f
- root 526ce4d8ccf4ecf4538fa4f84bc1f1b194f353d751433c91c0960b46e1f674b2