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
PROVINCE OF PAMPANGA Award a ₱1.7M contract to MDAN CONSTRUCTION AND TRADINGProvinces
Transaction hash:
f4c98a4e9b5c5fd77c54848f2597b9d74729a97bd56917151ae1ea2856636c7d
Status:
Included and unchanged
Block:
#2,817 3,196 blocks after it
Position in block:
Transaction 124 of 133
Award day:
Aug 9, 2016 (10 yrs 3 mo ago)
From:
Value:
₱1,718,366.93
Project:
16-1275- To supply labor, materials and necessary
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 #2,817 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)PROVINCE OF PAMPANGA awarded it to MDAN CONSTRUCTION AND TRADING on 2016-08-09.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)COA's CY2024 audit of Pampanga gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 f4c98a4e9b…636c7dnow …
- 2. Block Merkle root changedstored 21803b85ad…de9c0anow …
- 3. Block #2817 hash changedstored 056c92e0f8…bb2d99now …
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 132 records. Each step hashes the current value together with the sibling shown.
- leaf f4c98a4e9b5c5fd77c54848f2597b9d74729a97bd56917151ae1ea2856636c7d
- 01 R f59825a5c64ea167a9f4ff97ece501d9dec917bb31791f77b8619852f281379a
- 02 R 05bc02062860ce2fbb1fc92c963631a614c4e324210dc0b8d234c849f923bc7b
- 03 L 5c0092c8f04a1b306f38389318ff64fec24a444daabb71a0d379c75d74b132a8
- 04 L b00d43d6e99595c811f23094525485e2f48aa53c6ac3c2490f8d281aebe6dc34
- 05 L 775601704de18208fc75281224d3cefe4e9be3cc8c5bd17cfbd8e126ae0c1cbe
- 06 L 8c05fc7c85def612e13a917fca8346aa6d3b2fae84c2d38ff050e29c1bab7a48
- 07 L c8759f564edb56930e7783185208ae4d0fda57c3eb787bddc09f1b1230239a20
- 08 R eb5b2cc4fcd4c9a51b4c09441660e4b2e2db2feabac8c1301def3f69caf8ae54
- root 21803b85ad537547c4e1387e48a6f77a50be5eea3c9ab54d821aac231bde9c0a