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 - D. DEL NORTE DEO Award a ₱3.1M contract to EP MANANTAN CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
577dfec957779f3a66c80b5a908e17cb2377c26394bebf19499288551c4db22b
Status:
Included and unchanged
Block:
#1,877 4,136 blocks after it
Position in block:
Transaction 33 of 105
Award day:
Oct 1, 2013 (13 yrs 1 mo ago)
Value:
₱3,072,171.29
Project:
Widening of Agusan-Davao Road
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 #1,877 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 - D. DEL NORTE DEO awarded it to EP MANANTAN CONSTRUCTION AND DEVELOPMENT CORPORATION on 2013-10-01.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 577dfec957…4db22bnow …
- 2. Block Merkle root changedstored fcb5dfa06a…dc43f2now …
- 3. Block #1877 hash changedstored b849276bf0…a58e2fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 104 records. Each step hashes the current value together with the sibling shown.
- leaf 577dfec957779f3a66c80b5a908e17cb2377c26394bebf19499288551c4db22b
- 01 L 544311dd10bd82922bcac5dbfd477a24e8cc7c03f1a30c133177864046fcb560
- 02 R 39b906c6b0142eaf35874a37376fbb7f0306eeece2491873cb9e7241fa107a35
- 03 R 94d375670b15e3fa2a5f1aef75eca9f863ee60c28e16aba7baf3fbb43ed359ae
- 04 R 1b576e87164402dc7ed5fe378a3451e58ca1a1e07631857455f72e767bffa119
- 05 R 18e192e2b1cdc430ee0f5234fa7f174ef71badcfde624dbf4ec5d5015ecc5850
- 06 L c44184015e42b9bdaa74013b9e81d1954f9983bbb4a7e795923fc26e04e4f40b
- 07 R 7af5a2d6c3e24669d176c1be6b54b22765fb072349c12d8fee8434ffa490b341
- root fcb5dfa06ab4f974314110d684852a792762f8c46ebc2374a59530e296dc43f2