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
NATIONAL HISTORICAL COMMISSION OF THE PHILIPPINES Award a ₱11.9M contract to MICRO-ASIA BUILDERS CORPORATIONNational agencies
Transaction hash:
b094d8b6d2a0d2d6aae2dc094b6af9ba8390744c756c2b536788383ebdf1d053
Status:
Included and unchanged
Block:
#2,341 3,672 blocks after it
Position in block:
Transaction 101 of 149
Award day:
Mar 4, 2015 (11 yrs 8 mo ago)
Value:
₱11,936,924.86
Project:
Construction Projects - Sta. Barbara
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 #2,341 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)NATIONAL HISTORICAL COMMISSION OF THE PHILIPPINES awarded it to MICRO-ASIA BUILDERS CORPORATION on 2015-03-04.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 b094d8b6d2…f1d053now …
- 2. Block Merkle root changedstored d1f0d2d020…6d129cnow …
- 3. Block #2341 hash changedstored ad0cd68ecc…79f9afnow …
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 148 records. Each step hashes the current value together with the sibling shown.
- leaf b094d8b6d2a0d2d6aae2dc094b6af9ba8390744c756c2b536788383ebdf1d053
- 01 L b06c86bbcd541db9e07cf19572f26e6e6be97ae3aea87a6a54d50bc51948ea8d
- 02 R 1796e00a95b9eaf4f1d4b336bc0da848ed1e37fa40ca0dac3bcd4abfcc2bfe55
- 03 L 72e94d031eb821388a54fb1abbced02b513c9adfb94552b6216757dce2cffe37
- 04 R 54ef33da00234d50375fe3c7c4222583ba01bb5641c4fcc33a4c550e10eb60a1
- 05 R 92044660998f77aa35c46fd51aefb41ab82cd22ac8b77e5a697618fff299ca5e
- 06 L 77c1c2a2e192c0a63d443ef60b04e5e2b794f5a2dc2a5ba3a32d43670df08b60
- 07 L cfd754ea43fcf5074770f09ad33535efd562ffd54e8d471df70454ef09226cd5
- 08 R 400770bbdd92f94c22906c03bf7d798c5a593e7b4ec2277edc9ad4c8da6e4256
- root d1f0d2d0201c02f223e23c860ee5dc28a53ee13830b7fc65df733e0d0f6d129c