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 ₱8.0M contract to CHOLO CONSTRUCTION & TRADINGNational agencies
Transaction hash:
048261f641a16dbf4e869613cfd83f017a370ce013e65ebf1c4437183fe0e7e9
Status:
Included and unchanged
Block:
#2,507 3,506 blocks after it
Position in block:
Transaction 5 of 178
Award day:
Sep 3, 2015 (11 yrs 2 mo ago)
Value:
₱8,009,487.00
Project:
Construction of Two (2) Storey Six (6) Classroom
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 #2,507 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 CHOLO CONSTRUCTION & TRADING on 2015-09-03.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 048261f641…e0e7e9now …
- 2. Block Merkle root changedstored 108b1b6c11…6a3ef6now …
- 3. Block #2507 hash changedstored 3923491279…3955fenow …
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 177 records. Each step hashes the current value together with the sibling shown.
- leaf 048261f641a16dbf4e869613cfd83f017a370ce013e65ebf1c4437183fe0e7e9
- 01 L 040bddbb75e0b6ee7a3fc7992798b4bf54d2c228e4be47b1f950141c1d8534d4
- 02 R a2aa8a66ead5d2aa2118a1f7fd0a8e277590edaec861a325c5ae47a5b7d09473
- 03 L df19f68582fd73df469eeb285bf494e1575a43b34cba11e4bae3875163e059f7
- 04 R 39d0417316338b2a75a946e11d7e66716377f16b7f1840fbf53e11821199c185
- 05 R a0c505c06bcf78735f74460404a06e4ef1d758b6db3081435c1178bb39a2248c
- 06 R b0a193e56d7cb883db7a26f080a2e662f79f303fcfdf971255e7640a13f4c347
- 07 R 6f3e926bc846654f96884858feefd5f59537b3486fe7839d8ff03ed1584b3bfe
- 08 R aa280c266e2c6dc985b07388adb5f41648625c27812f49c65e79f58e2990f565
- root 108b1b6c1131141ddc2284c5780826a12e084f7e6869d51b39743b89ce6a3ef6