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
BARANGAY GUMALANG, DAVAO CITY, DAVAO DEL SUR Award a ₱547.2K contract to ARDRAW CONSTRUCTION AND SUPPLY CORPORATIONBarangays
Transaction hash:
f29ea122330dfedb23fa76951a5b41241e8aaed7b237736395681e03136c5dbe
Status:
Included and unchanged
Block:
#3,840 2,173 blocks after it
Position in block:
Transaction 243 of 255
Award day:
Aug 6, 2019 (7 yrs 3 mo ago)
Value:
₱547,221.96
Project:
CONSTRUCTION OF DRAINAGE SYSTEM AT PRK.1-B DATU MU
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 #3,840 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)BARANGAY GUMALANG, DAVAO CITY, DAVAO DEL SUR awarded it to ARDRAW CONSTRUCTION AND SUPPLY CORPORATION on 2019-08-06.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 f29ea12233…6c5dbenow …
- 2. Block Merkle root changedstored 31415b291b…83a90fnow …
- 3. Block #3840 hash changedstored 52e4ea7740…b00c74now …
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 254 records. Each step hashes the current value together with the sibling shown.
- leaf f29ea122330dfedb23fa76951a5b41241e8aaed7b237736395681e03136c5dbe
- 01 L f295188f1005799eb6e461919ae05594580adebb32053286594d99fae54bf31c
- 02 L d784f5a3ed11d9a547680ebd48f2d0a44de58e2d5c95ac09bfe75077876e1a6a
- 03 R 57783d690bef636aba7fd8a175ee7833886774464b85ddf121d0c453a3bf4317
- 04 R 87f32a83fef1c7d4a08d4b3665ed33c814803950fa213a6a90e6940733c04b05
- 05 L 52c489b99cca9d7deee12941bbef65ae290785192269fbb490c3a7e86f71187d
- 06 L 8dcf674c6c5833d8c3aecc18960a328a3e0e3acfd3b880d7a7cb7720120ea641
- 07 L f93d2895b0c55829fbcd3a5bb3aacd9a5ff6e979b4d0145b3b14e4811290adfb
- 08 L 95484db759749728c770c545c0f603bcb85e3aa577c18a1674d749cccf1e16a1
- root 31415b291b84e18d5b66dbf824991154b468085cc65ae43db1a5f2eeb483a90f