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
PHIL. ATMOSPHERIC GEOPHYSICAL & ASTRONOMICAL SERVICES ADM. Award a ₱473.2K contract to DAHL CONSTRUCTIONNational agencies
Transaction hash:
bc64e5e70ccaea1802ebd52a9e3d60d7531b117b6b91665972d83cc20b969345
Status:
Included and unchanged
Block:
#1,905 4,108 blocks after it
Position in block:
Transaction 81 of 111
Award day:
Oct 31, 2013 (13 yrs ago)
Value:
₱473,199.57
Project:
Kitchen Extension
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 #1,905 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)PHIL. ATMOSPHERIC GEOPHYSICAL & ASTRONOMICAL SERVICES ADM. awarded it to DAHL CONSTRUCTION on 2013-10-31.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 bc64e5e70c…969345now …
- 2. Block Merkle root changedstored 47a132d084…2013benow …
- 3. Block #1905 hash changedstored 7e10efff81…bdc9bcnow …
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 110 records. Each step hashes the current value together with the sibling shown.
- leaf bc64e5e70ccaea1802ebd52a9e3d60d7531b117b6b91665972d83cc20b969345
- 01 L baba590c6bd402076d0c712bf654e36440560e53772ee5b1df1a362dea79cf0b
- 02 R d0652e6760afab28627d4af78421819d0e32a489eb888d7d2de13e22a2887ccd
- 03 R 28cbf1f32f2a605fe01b892416638262c0e4b11a57908d14aa3b0b2278976914
- 04 R b29c85792992f5426a5ee42af2788306683e9b43e5d416b422afba03228f1777
- 05 L 775a6f57ef7cc8e043bbb8b5f2b93fd34161e716145addc33862572fa13656f9
- 06 R fb2216353b1a392533566a5502bbfc515ea3ab878e80a5de78eab77ceb87dad9
- 07 L e97a3503fc7c52e397fa3c4a9188e516d13fbf3bcdecd89dd23dd4967eddfaf5
- root 47a132d084a9403241efc594e1972563fb654f828fab5986e5cb66116a2013be