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
DAVAO DEL NORTE STATE COLLEGE Award a ₱2.8M contract to OFC CONSTRUCTIONNational agencies
Transaction hash:
c23a8cd6460ffb702bdf840e65eac7c4c61884c88227d9cadb9598b28f6f05f6
Status:
Included and unchanged
Block:
#4,673 1,340 blocks after it
Position in block:
Transaction 282 of 347
Award day:
Dec 28, 2021 (4 yrs 10 mo ago)
Value:
₱2,787,312.65
Project:
COMPLETION OF REPAINTING OF SCHOOL BUILDINGS (UTIL
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 #4,673 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)DAVAO DEL NORTE STATE COLLEGE awarded it to OFC CONSTRUCTION on 2021-12-28.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 c23a8cd646…6f05f6now …
- 2. Block Merkle root changedstored e9fe58d2a7…8d4930now …
- 3. Block #4673 hash changedstored c3404070e4…90a81enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 346 records. Each step hashes the current value together with the sibling shown.
- leaf c23a8cd6460ffb702bdf840e65eac7c4c61884c88227d9cadb9598b28f6f05f6
- 01 R c23d06201bbdc1acec14ad37aa5285b8924f357bf17726ae3d3b45d4b1c3392b
- 02 L 1892e266ff551dbb45c741330a0a00117402698ff1b68e41d64926b239a1f246
- 03 R 20227085bd360c924a44b31ad3f2e9eb7db6217128f509c1395453eb790f77a5
- 04 L 5c4c72f271c0826bd2dfd09d708249c89ea49cfa09dbb79a9626c2c4431606a2
- 05 L f8fdb5590d785dc672bbaef90e8fe95ab52f5617d170bac6aa0e2c72b2670973
- 06 R 6b04c06782d6135dc73e3e81c26da7acb693487a770883f04f230b9cb5cb5782
- 07 R 00e73cc69c7e2bb65033701e272e6ce3b5e36b6826af5da3490b96a8634d3e02
- 08 R 9d1263452a4318c8d4e7c7b4ffef56db7180fedef3ac31343eb302966c6bdb63
- 09 L 68cab2d1bcb62b777cd5e941654da70355caaac29f6372a90bea9bbbedd3dfe5
- root e9fe58d2a72edfca15a51138f7e1b78d8617bc4c56f43de0ef902c50898d4930