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 - BATANES DEO Award a ₱14.2M contract to R.D. MANDANAS CONSTRUCTIONNational agencies
Transaction hash:
2ca64831492361817cf3d3ac5038efe37643e4021f84946611918f9fbf805b9b
Status:
Included and unchanged
Block:
#3,658 2,355 blocks after it
Position in block:
Transaction 25 of 118
Award day:
Jan 23, 2019 (7 yrs 9 mo ago)
Value:
₱14,172,224.72
Project:
19BA0019
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 #3,658 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 - BATANES DEO awarded it to R.D. MANDANAS CONSTRUCTION on 2019-01-23.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 2ca6483149…805b9bnow …
- 2. Block Merkle root changedstored aca3a0018c…17d408now …
- 3. Block #3658 hash changedstored d5b7dc9d1e…acb92cnow …
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 117 records. Each step hashes the current value together with the sibling shown.
- leaf 2ca64831492361817cf3d3ac5038efe37643e4021f84946611918f9fbf805b9b
- 01 L 2c36e29a6b69e3cc313d1aa68d2de78244805d0a093e204abf707134895bdb0a
- 02 R ea63e3c714d74306fbf0d7534f287136a0a0366c55a5c61972ca33bd5ed594a2
- 03 R a65f6dfcab44d91b06a003460b426518a5a358d14b8de6c0588e5a725b3faa3b
- 04 L 752adab17a9e895a403c8147d531e2c9a7078659e7bfd8a17ad7ad3de00618d9
- 05 L 65c166bb33e6eaa8a5755c961a2d9f71ff05ac1e0926c779988a395fda498cd5
- 06 R be61a29f47bed05c28f63f46e6c1f876123cb6fded7e48d4e2865949d25ea420
- 07 R aa936df487dc750ddf017d0d5cd1beb149c7549365ca51f01802dd73b9f52ea9
- root aca3a0018c7615ef71b3087b518974968e8e137bd1284fd1dfa9fc0fe317d408